Home / 52,345.90-72,238.53-28,473.85

Finding the Fourth Proportional to 52,345.90, 72,238.53 and 28,473.85

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Solution

The fourth proportional to 52,345.90, 72,238.53 and 28,473.85 is: 39,294.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,345.90 : 72,238.53 = 28,473.85 : x
  2. Step 2: Convert to fraction form
    52,345.90/72,238.53 = 28,473.85/x
  3. Step 3: Cross multiply
    52,345.90x = 72,238.53 × 28,473.85
  4. Step 4: Simplify right side
    52,345.90x = 2,056,909,067.44
  5. Step 5: Solve for x
    x = 2,056,909,067.44/52,345.90
  6. Step 6: Final answer
    x = 39,294.56

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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.