Home / 31,498.70-43,470.66-17,354.08

Finding the Fourth Proportional to 31,498.70, 43,470.66 and 17,354.08

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Solution

The fourth proportional to 31,498.70, 43,470.66 and 17,354.08 is: 23,949.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,498.70 : 43,470.66 = 17,354.08 : x
  2. Step 2: Convert to fraction form
    31,498.70/43,470.66 = 17,354.08/x
  3. Step 3: Cross multiply
    31,498.70x = 43,470.66 × 17,354.08
  4. Step 4: Simplify right side
    31,498.70x = 754,393,311.29
  5. Step 5: Solve for x
    x = 754,393,311.29/31,498.70
  6. Step 6: Final answer
    x = 23,949.98

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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.