Home / 29,372.60-40,534.22-15,943.84

Finding the Fourth Proportional to 29,372.60, 40,534.22 and 15,943.84

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Solution

The fourth proportional to 29,372.60, 40,534.22 and 15,943.84 is: 22,002.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,372.60 : 40,534.22 = 15,943.84 : x
  2. Step 2: Convert to fraction form
    29,372.60/40,534.22 = 15,943.84/x
  3. Step 3: Cross multiply
    29,372.60x = 40,534.22 × 15,943.84
  4. Step 4: Simplify right side
    29,372.60x = 646,271,118.20
  5. Step 5: Solve for x
    x = 646,271,118.20/29,372.60
  6. Step 6: Final answer
    x = 22,002.52

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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.