Home / 31,929.43-44,062.61-18,508.48

Finding the Fourth Proportional to 31,929.43, 44,062.61 and 18,508.48

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Solution

The fourth proportional to 31,929.43, 44,062.61 and 18,508.48 is: 25,541.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,929.43 : 44,062.61 = 18,508.48 : x
  2. Step 2: Convert to fraction form
    31,929.43/44,062.61 = 18,508.48/x
  3. Step 3: Cross multiply
    31,929.43x = 44,062.61 × 18,508.48
  4. Step 4: Simplify right side
    31,929.43x = 815,531,935.93
  5. Step 5: Solve for x
    x = 815,531,935.93/31,929.43
  6. Step 6: Final answer
    x = 25,541.70

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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.