Home / 40,669.29-61,002.15-11,087.13

Finding the Fourth Proportional to 40,669.29, 61,002.15 and 11,087.13

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Solution

The fourth proportional to 40,669.29, 61,002.15 and 11,087.13 is: 16,630.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,669.29 : 61,002.15 = 11,087.13 : x
  2. Step 2: Convert to fraction form
    40,669.29/61,002.15 = 11,087.13/x
  3. Step 3: Cross multiply
    40,669.29x = 61,002.15 × 11,087.13
  4. Step 4: Simplify right side
    40,669.29x = 676,338,767.33
  5. Step 5: Solve for x
    x = 676,338,767.33/40,669.29
  6. Step 6: Final answer
    x = 16,630.21

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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.