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Finding the Fourth Proportional to 28,035, 42,053.58 and 9,567

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Solution

The fourth proportional to 28,035, 42,053.58 and 9,567 is: 14,350.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,035 : 42,053.58 = 9,567 : x
  2. Step 2: Convert to fraction form
    28,035/42,053.58 = 9,567/x
  3. Step 3: Cross multiply
    28,035x = 42,053.58 × 9,567
  4. Step 4: Simplify right side
    28,035x = 402,326,599.86
  5. Step 5: Solve for x
    x = 402,326,599.86/28,035
  6. Step 6: Final answer
    x = 14,350.87

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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.