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Finding the Fourth Proportional to 35,172.74, 52,757.22 and 8,877.71

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Solution

The fourth proportional to 35,172.74, 52,757.22 and 8,877.71 is: 13,316.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,172.74 : 52,757.22 = 8,877.71 : x
  2. Step 2: Convert to fraction form
    35,172.74/52,757.22 = 8,877.71/x
  3. Step 3: Cross multiply
    35,172.74x = 52,757.22 × 8,877.71
  4. Step 4: Simplify right side
    35,172.74x = 468,363,299.57
  5. Step 5: Solve for x
    x = 468,363,299.57/35,172.74
  6. Step 6: Final answer
    x = 13,316.09

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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.