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Finding the Fourth Proportional to 35,043.68, 52,565.52 and 8,748.38

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Solution

The fourth proportional to 35,043.68, 52,565.52 and 8,748.38 is: 13,122.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,043.68 : 52,565.52 = 8,748.38 : x
  2. Step 2: Convert to fraction form
    35,043.68/52,565.52 = 8,748.38/x
  3. Step 3: Cross multiply
    35,043.68x = 52,565.52 × 8,748.38
  4. Step 4: Simplify right side
    35,043.68x = 459,863,143.86
  5. Step 5: Solve for x
    x = 459,863,143.86/35,043.68
  6. Step 6: Final answer
    x = 13,122.57

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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.