Home / 29,296.52-40,429.18-15,867.77

Finding the Fourth Proportional to 29,296.52, 40,429.18 and 15,867.77

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Solution

The fourth proportional to 29,296.52, 40,429.18 and 15,867.77 is: 21,897.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,296.52 : 40,429.18 = 15,867.77 : x
  2. Step 2: Convert to fraction form
    29,296.52/40,429.18 = 15,867.77/x
  3. Step 3: Cross multiply
    29,296.52x = 40,429.18 × 15,867.77
  4. Step 4: Simplify right side
    29,296.52x = 641,520,974.63
  5. Step 5: Solve for x
    x = 641,520,974.63/29,296.52
  6. Step 6: Final answer
    x = 21,897.52

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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.