Home / 31,384.46-43,310.40-17,044.19

Finding the Fourth Proportional to 31,384.46, 43,310.40 and 17,044.19

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Solution

The fourth proportional to 31,384.46, 43,310.40 and 17,044.19 is: 23,520.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,384.46 : 43,310.40 = 17,044.19 : x
  2. Step 2: Convert to fraction form
    31,384.46/43,310.40 = 17,044.19/x
  3. Step 3: Cross multiply
    31,384.46x = 43,310.40 × 17,044.19
  4. Step 4: Simplify right side
    31,384.46x = 738,190,470.02
  5. Step 5: Solve for x
    x = 738,190,470.02/31,384.46
  6. Step 6: Final answer
    x = 23,520.89

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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.