Home / 29,251.13-40,366.65-15,822.44

Finding the Fourth Proportional to 29,251.13, 40,366.65 and 15,822.44

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Solution

The fourth proportional to 29,251.13, 40,366.65 and 15,822.44 is: 21,835.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,251.13 : 40,366.65 = 15,822.44 : x
  2. Step 2: Convert to fraction form
    29,251.13/40,366.65 = 15,822.44/x
  3. Step 3: Cross multiply
    29,251.13x = 40,366.65 × 15,822.44
  4. Step 4: Simplify right side
    29,251.13x = 638,698,906.50
  5. Step 5: Solve for x
    x = 638,698,906.50/29,251.13
  6. Step 6: Final answer
    x = 21,835.02

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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.