Home / 24,139.90-33,316.51-13,387.16

Finding the Fourth Proportional to 24,139.90, 33,316.51 and 13,387.16

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Solution

The fourth proportional to 24,139.90, 33,316.51 and 13,387.16 is: 18,476.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,139.90 : 33,316.51 = 13,387.16 : x
  2. Step 2: Convert to fraction form
    24,139.90/33,316.51 = 13,387.16/x
  3. Step 3: Cross multiply
    24,139.90x = 33,316.51 × 13,387.16
  4. Step 4: Simplify right side
    24,139.90x = 446,013,454.45
  5. Step 5: Solve for x
    x = 446,013,454.45/24,139.90
  6. Step 6: Final answer
    x = 18,476.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.