Home / 38,393.28-52,989.11-22,270.13

Finding the Fourth Proportional to 38,393.28, 52,989.11 and 22,270.13

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Solution

The fourth proportional to 38,393.28, 52,989.11 and 22,270.13 is: 30,736.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,393.28 : 52,989.11 = 22,270.13 : x
  2. Step 2: Convert to fraction form
    38,393.28/52,989.11 = 22,270.13/x
  3. Step 3: Cross multiply
    38,393.28x = 52,989.11 × 22,270.13
  4. Step 4: Simplify right side
    38,393.28x = 1,180,074,262.33
  5. Step 5: Solve for x
    x = 1,180,074,262.33/38,393.28
  6. Step 6: Final answer
    x = 30,736.48

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Double scale
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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.