Home / 31,691.63-43,737.50-17,544.47

Finding the Fourth Proportional to 31,691.63, 43,737.50 and 17,544.47

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Solution

The fourth proportional to 31,691.63, 43,737.50 and 17,544.47 is: 24,213.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,691.63 : 43,737.50 = 17,544.47 : x
  2. Step 2: Convert to fraction form
    31,691.63/43,737.50 = 17,544.47/x
  3. Step 3: Cross multiply
    31,691.63x = 43,737.50 × 17,544.47
  4. Step 4: Simplify right side
    31,691.63x = 767,351,278.25
  5. Step 5: Solve for x
    x = 767,351,278.25/31,691.63
  6. Step 6: Final answer
    x = 24,213.06

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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.