Home / 47,341.52-65,350-28,475.04

Finding the Fourth Proportional to 47,341.52, 65,350 and 28,475.04

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Solution

The fourth proportional to 47,341.52, 65,350 and 28,475.04 is: 39,306.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,341.52 : 65,350 = 28,475.04 : x
  2. Step 2: Convert to fraction form
    47,341.52/65,350 = 28,475.04/x
  3. Step 3: Cross multiply
    47,341.52x = 65,350 × 28,475.04
  4. Step 4: Simplify right side
    47,341.52x = 1,860,843,864
  5. Step 5: Solve for x
    x = 1,860,843,864/47,341.52
  6. Step 6: Final answer
    x = 39,306.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.