Home / 40,232.05-60,348.13-13,936.79

Finding the Fourth Proportional to 40,232.05, 60,348.13 and 13,936.79

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Solution

The fourth proportional to 40,232.05, 60,348.13 and 13,936.79 is: 20,905.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,232.05 : 60,348.13 = 13,936.79 : x
  2. Step 2: Convert to fraction form
    40,232.05/60,348.13 = 13,936.79/x
  3. Step 3: Cross multiply
    40,232.05x = 60,348.13 × 13,936.79
  4. Step 4: Simplify right side
    40,232.05x = 841,059,330.73
  5. Step 5: Solve for x
    x = 841,059,330.73/40,232.05
  6. Step 6: Final answer
    x = 20,905.21

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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.