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Finding the Fourth Proportional to 24,686.34, 34,066.98 and 13,508.34

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Solution

The fourth proportional to 24,686.34, 34,066.98 and 13,508.34 is: 18,641.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,686.34 : 34,066.98 = 13,508.34 : x
  2. Step 2: Convert to fraction form
    24,686.34/34,066.98 = 13,508.34/x
  3. Step 3: Cross multiply
    24,686.34x = 34,066.98 × 13,508.34
  4. Step 4: Simplify right side
    24,686.34x = 460,188,348.61
  5. Step 5: Solve for x
    x = 460,188,348.61/24,686.34
  6. Step 6: Final answer
    x = 18,641.42

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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.