Home / 20,744.11-31,098.34-7,593.76

Finding the Fourth Proportional to 20,744.11, 31,098.34 and 7,593.76

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Solution

The fourth proportional to 20,744.11, 31,098.34 and 7,593.76 is: 11,384.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,744.11 : 31,098.34 = 7,593.76 : x
  2. Step 2: Convert to fraction form
    20,744.11/31,098.34 = 7,593.76/x
  3. Step 3: Cross multiply
    20,744.11x = 31,098.34 × 7,593.76
  4. Step 4: Simplify right side
    20,744.11x = 236,153,330.36
  5. Step 5: Solve for x
    x = 236,153,330.36/20,744.11
  6. Step 6: Final answer
    x = 11,384.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.