Home / 28,467.97-42,697.55-9,743.70

Finding the Fourth Proportional to 28,467.97, 42,697.55 and 9,743.70

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Solution

The fourth proportional to 28,467.97, 42,697.55 and 9,743.70 is: 14,614.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,467.97 : 42,697.55 = 9,743.70 : x
  2. Step 2: Convert to fraction form
    28,467.97/42,697.55 = 9,743.70/x
  3. Step 3: Cross multiply
    28,467.97x = 42,697.55 × 9,743.70
  4. Step 4: Simplify right side
    28,467.97x = 416,032,117.94
  5. Step 5: Solve for x
    x = 416,032,117.94/28,467.97
  6. Step 6: Final answer
    x = 14,614.04

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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.