Home / 42,066.56-63,104.11-17,102.77

Finding the Fourth Proportional to 42,066.56, 63,104.11 and 17,102.77

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Solution

The fourth proportional to 42,066.56, 63,104.11 and 17,102.77 is: 25,655.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,066.56 : 63,104.11 = 17,102.77 : x
  2. Step 2: Convert to fraction form
    42,066.56/63,104.11 = 17,102.77/x
  3. Step 3: Cross multiply
    42,066.56x = 63,104.11 × 17,102.77
  4. Step 4: Simplify right side
    42,066.56x = 1,079,254,878.87
  5. Step 5: Solve for x
    x = 1,079,254,878.87/42,066.56
  6. Step 6: Final answer
    x = 25,655.88

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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.