Home / 52,564.55-72,537.03-28,691.21

Finding the Fourth Proportional to 52,564.55, 72,537.03 and 28,691.21

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Solution

The fourth proportional to 52,564.55, 72,537.03 and 28,691.21 is: 39,592.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,564.55 : 72,537.03 = 28,691.21 : x
  2. Step 2: Convert to fraction form
    52,564.55/72,537.03 = 28,691.21/x
  3. Step 3: Cross multiply
    52,564.55x = 72,537.03 × 28,691.21
  4. Step 4: Simplify right side
    52,564.55x = 2,081,174,797.82
  5. Step 5: Solve for x
    x = 2,081,174,797.82/52,564.55
  6. Step 6: Final answer
    x = 39,592.75

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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.