Home / 31,437.32-43,382.66-17,827.85

Finding the Fourth Proportional to 31,437.32, 43,382.66 and 17,827.85

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Solution

The fourth proportional to 31,437.32, 43,382.66 and 17,827.85 is: 24,601.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,437.32 : 43,382.66 = 17,827.85 : x
  2. Step 2: Convert to fraction form
    31,437.32/43,382.66 = 17,827.85/x
  3. Step 3: Cross multiply
    31,437.32x = 43,382.66 × 17,827.85
  4. Step 4: Simplify right side
    31,437.32x = 773,419,574.40
  5. Step 5: Solve for x
    x = 773,419,574.40/31,437.32
  6. Step 6: Final answer
    x = 24,601.96

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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.