Home / 24,038.28-33,172.92-13,428.72

Finding the Fourth Proportional to 24,038.28, 33,172.92 and 13,428.72

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Solution

The fourth proportional to 24,038.28, 33,172.92 and 13,428.72 is: 18,531.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,038.28 : 33,172.92 = 13,428.72 : x
  2. Step 2: Convert to fraction form
    24,038.28/33,172.92 = 13,428.72/x
  3. Step 3: Cross multiply
    24,038.28x = 33,172.92 × 13,428.72
  4. Step 4: Simplify right side
    24,038.28x = 445,469,854.26
  5. Step 5: Solve for x
    x = 445,469,854.26/24,038.28
  6. Step 6: Final answer
    x = 18,531.69

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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.