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Finding the Fourth Proportional to 29,741.28, 44,681.64 and 28,060.08

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Solution

The fourth proportional to 29,741.28, 44,681.64 and 28,060.08 is: 42,155.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,741.28 : 44,681.64 = 28,060.08 : x
  2. Step 2: Convert to fraction form
    29,741.28/44,681.64 = 28,060.08/x
  3. Step 3: Cross multiply
    29,741.28x = 44,681.64 × 28,060.08
  4. Step 4: Simplify right side
    29,741.28x = 1,253,770,392.93
  5. Step 5: Solve for x
    x = 1,253,770,392.93/29,741.28
  6. Step 6: Final answer
    x = 42,155.90

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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.