Home / 15,678.48-23,521.83-9,098.35

Finding the Fourth Proportional to 15,678.48, 23,521.83 and 9,098.35

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Solution

The fourth proportional to 15,678.48, 23,521.83 and 9,098.35 is: 13,649.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,678.48 : 23,521.83 = 9,098.35 : x
  2. Step 2: Convert to fraction form
    15,678.48/23,521.83 = 9,098.35/x
  3. Step 3: Cross multiply
    15,678.48x = 23,521.83 × 9,098.35
  4. Step 4: Simplify right side
    15,678.48x = 214,009,749.06
  5. Step 5: Solve for x
    x = 214,009,749.06/15,678.48
  6. Step 6: Final answer
    x = 13,649.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.