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Finding the Fourth Proportional to 24,930.71, 34,401.98 and 13,751.99

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Solution

The fourth proportional to 24,930.71, 34,401.98 and 13,751.99 is: 18,976.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,930.71 : 34,401.98 = 13,751.99 : x
  2. Step 2: Convert to fraction form
    24,930.71/34,401.98 = 13,751.99/x
  3. Step 3: Cross multiply
    24,930.71x = 34,401.98 × 13,751.99
  4. Step 4: Simplify right side
    24,930.71x = 473,095,444.17
  5. Step 5: Solve for x
    x = 473,095,444.17/24,930.71
  6. Step 6: Final answer
    x = 18,976.42

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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.