Home / 31,884.72-44,001.12-17,737.20

Finding the Fourth Proportional to 31,884.72, 44,001.12 and 17,737.20

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Solution

The fourth proportional to 31,884.72, 44,001.12 and 17,737.20 is: 24,477.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,884.72 : 44,001.12 = 17,737.20 : x
  2. Step 2: Convert to fraction form
    31,884.72/44,001.12 = 17,737.20/x
  3. Step 3: Cross multiply
    31,884.72x = 44,001.12 × 17,737.20
  4. Step 4: Simplify right side
    31,884.72x = 780,456,665.66
  5. Step 5: Solve for x
    x = 780,456,665.66/31,884.72
  6. Step 6: Final answer
    x = 24,477.45

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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.