Home / 31,931.72-44,062.62-17,785.88

Finding the Fourth Proportional to 31,931.72, 44,062.62 and 17,785.88

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Solution

The fourth proportional to 31,931.72, 44,062.62 and 17,785.88 is: 24,542.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,931.72 : 44,062.62 = 17,785.88 : x
  2. Step 2: Convert to fraction form
    31,931.72/44,062.62 = 17,785.88/x
  3. Step 3: Cross multiply
    31,931.72x = 44,062.62 × 17,785.88
  4. Step 4: Simplify right side
    31,931.72x = 783,692,471.81
  5. Step 5: Solve for x
    x = 783,692,471.81/31,931.72
  6. Step 6: Final answer
    x = 24,542.76

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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.