Home / 31,724.88-47,592.68-10,943.52

Finding the Fourth Proportional to 31,724.88, 47,592.68 and 10,943.52

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Solution

The fourth proportional to 31,724.88, 47,592.68 and 10,943.52 is: 16,417.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,724.88 : 47,592.68 = 10,943.52 : x
  2. Step 2: Convert to fraction form
    31,724.88/47,592.68 = 10,943.52/x
  3. Step 3: Cross multiply
    31,724.88x = 47,592.68 × 10,943.52
  4. Step 4: Simplify right side
    31,724.88x = 520,831,445.43
  5. Step 5: Solve for x
    x = 520,831,445.43/31,724.88
  6. Step 6: Final answer
    x = 16,417.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.