Home / 9,078.48-13,514.45-9,029.07

Finding the Fourth Proportional to 9,078.48, 13,514.45 and 9,029.07

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Solution

The fourth proportional to 9,078.48, 13,514.45 and 9,029.07 is: 13,440.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,078.48 : 13,514.45 = 9,029.07 : x
  2. Step 2: Convert to fraction form
    9,078.48/13,514.45 = 9,029.07/x
  3. Step 3: Cross multiply
    9,078.48x = 13,514.45 × 9,029.07
  4. Step 4: Simplify right side
    9,078.48x = 122,022,869.92
  5. Step 5: Solve for x
    x = 122,022,869.92/9,078.48
  6. Step 6: Final answer
    x = 13,440.89

Related Problems

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Half scale
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Double scale
Find fourth proportional to 9,079.48, 13,515.93 and 9,030.07
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.