Home / 42,062.14-63,086.75-15,401.85

Finding the Fourth Proportional to 42,062.14, 63,086.75 and 15,401.85

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Solution

The fourth proportional to 42,062.14, 63,086.75 and 15,401.85 is: 23,100.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,062.14 : 63,086.75 = 15,401.85 : x
  2. Step 2: Convert to fraction form
    42,062.14/63,086.75 = 15,401.85/x
  3. Step 3: Cross multiply
    42,062.14x = 63,086.75 × 15,401.85
  4. Step 4: Simplify right side
    42,062.14x = 971,652,660.49
  5. Step 5: Solve for x
    x = 971,652,660.49/42,062.14
  6. Step 6: Final answer
    x = 23,100.41

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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.