Home / 31,191.75-43,044.56-17,763.01

Finding the Fourth Proportional to 31,191.75, 43,044.56 and 17,763.01

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Solution

The fourth proportional to 31,191.75, 43,044.56 and 17,763.01 is: 24,512.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,191.75 : 43,044.56 = 17,763.01 : x
  2. Step 2: Convert to fraction form
    31,191.75/43,044.56 = 17,763.01/x
  3. Step 3: Cross multiply
    31,191.75x = 43,044.56 × 17,763.01
  4. Step 4: Simplify right side
    31,191.75x = 764,600,819.91
  5. Step 5: Solve for x
    x = 764,600,819.91/31,191.75
  6. Step 6: Final answer
    x = 24,512.92

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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.