Home / 52,310.79-72,187.35-29,651.87

Finding the Fourth Proportional to 52,310.79, 72,187.35 and 29,651.87

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Solution

The fourth proportional to 52,310.79, 72,187.35 and 29,651.87 is: 40,918.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,310.79 : 72,187.35 = 29,651.87 : x
  2. Step 2: Convert to fraction form
    52,310.79/72,187.35 = 29,651.87/x
  3. Step 3: Cross multiply
    52,310.79x = 72,187.35 × 29,651.87
  4. Step 4: Simplify right side
    52,310.79x = 2,140,489,556.91
  5. Step 5: Solve for x
    x = 2,140,489,556.91/52,310.79
  6. Step 6: Final answer
    x = 40,918.70

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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.