Home / 31,635.64-43,657.17-19,062.82

Finding the Fourth Proportional to 31,635.64, 43,657.17 and 19,062.82

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Solution

The fourth proportional to 31,635.64, 43,657.17 and 19,062.82 is: 26,306.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,635.64 : 43,657.17 = 19,062.82 : x
  2. Step 2: Convert to fraction form
    31,635.64/43,657.17 = 19,062.82/x
  3. Step 3: Cross multiply
    31,635.64x = 43,657.17 × 19,062.82
  4. Step 4: Simplify right side
    31,635.64x = 832,228,773.42
  5. Step 5: Solve for x
    x = 832,228,773.42/31,635.64
  6. Step 6: Final answer
    x = 26,306.68

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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.