Home / 11,718.48-17,514.39-10,784.46

Finding the Fourth Proportional to 11,718.48, 17,514.39 and 10,784.46

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Solution

The fourth proportional to 11,718.48, 17,514.39 and 10,784.46 is: 16,118.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,718.48 : 17,514.39 = 10,784.46 : x
  2. Step 2: Convert to fraction form
    11,718.48/17,514.39 = 10,784.46/x
  3. Step 3: Cross multiply
    11,718.48x = 17,514.39 × 10,784.46
  4. Step 4: Simplify right side
    11,718.48x = 188,883,238.38
  5. Step 5: Solve for x
    x = 188,883,238.38/11,718.48
  6. Step 6: Final answer
    x = 16,118.41

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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.