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Finding the Fourth Proportional to 29,414.34, 44,088.71 and 12,788.28

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Solution

The fourth proportional to 29,414.34, 44,088.71 and 12,788.28 is: 19,168.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,414.34 : 44,088.71 = 12,788.28 : x
  2. Step 2: Convert to fraction form
    29,414.34/44,088.71 = 12,788.28/x
  3. Step 3: Cross multiply
    29,414.34x = 44,088.71 × 12,788.28
  4. Step 4: Simplify right side
    29,414.34x = 563,818,704.38
  5. Step 5: Solve for x
    x = 563,818,704.38/29,414.34
  6. Step 6: Final answer
    x = 19,168.16

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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.