Home / 29,372.50-40,534.08-15,943.75

Finding the Fourth Proportional to 29,372.50, 40,534.08 and 15,943.75

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Solution

The fourth proportional to 29,372.50, 40,534.08 and 15,943.75 is: 22,002.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,372.50 : 40,534.08 = 15,943.75 : x
  2. Step 2: Convert to fraction form
    29,372.50/40,534.08 = 15,943.75/x
  3. Step 3: Cross multiply
    29,372.50x = 40,534.08 × 15,943.75
  4. Step 4: Simplify right side
    29,372.50x = 646,265,076.88
  5. Step 5: Solve for x
    x = 646,265,076.88/29,372.50
  6. Step 6: Final answer
    x = 22,002.38

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1.5x scale

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.