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Finding the Fourth Proportional to 40,057.97, 60,091.01 and 10,476.05

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Solution

The fourth proportional to 40,057.97, 60,091.01 and 10,476.05 is: 15,715.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,057.97 : 60,091.01 = 10,476.05 : x
  2. Step 2: Convert to fraction form
    40,057.97/60,091.01 = 10,476.05/x
  3. Step 3: Cross multiply
    40,057.97x = 60,091.01 × 10,476.05
  4. Step 4: Simplify right side
    40,057.97x = 629,516,072.48
  5. Step 5: Solve for x
    x = 629,516,072.48/40,057.97
  6. Step 6: Final answer
    x = 15,715.13

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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.