Home / 31,385.22-43,311.56-17,044.98

Finding the Fourth Proportional to 31,385.22, 43,311.56 and 17,044.98

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Solution

The fourth proportional to 31,385.22, 43,311.56 and 17,044.98 is: 23,522.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,385.22 : 43,311.56 = 17,044.98 : x
  2. Step 2: Convert to fraction form
    31,385.22/43,311.56 = 17,044.98/x
  3. Step 3: Cross multiply
    31,385.22x = 43,311.56 × 17,044.98
  4. Step 4: Simplify right side
    31,385.22x = 738,244,588.74
  5. Step 5: Solve for x
    x = 738,244,588.74/31,385.22
  6. Step 6: Final answer
    x = 23,522.05

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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.