Home / 28,207.25-42,299.93-15,052.44

Finding the Fourth Proportional to 28,207.25, 42,299.93 and 15,052.44

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Solution

The fourth proportional to 28,207.25, 42,299.93 and 15,052.44 is: 22,572.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,207.25 : 42,299.93 = 15,052.44 : x
  2. Step 2: Convert to fraction form
    28,207.25/42,299.93 = 15,052.44/x
  3. Step 3: Cross multiply
    28,207.25x = 42,299.93 × 15,052.44
  4. Step 4: Simplify right side
    28,207.25x = 636,717,158.33
  5. Step 5: Solve for x
    x = 636,717,158.33/28,207.25
  6. Step 6: Final answer
    x = 22,572.82

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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.