Home / 40,262.88-60,401.75-13,246.74

Finding the Fourth Proportional to 40,262.88, 60,401.75 and 13,246.74

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Solution

The fourth proportional to 40,262.88, 60,401.75 and 13,246.74 is: 19,872.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,262.88 : 60,401.75 = 13,246.74 : x
  2. Step 2: Convert to fraction form
    40,262.88/60,401.75 = 13,246.74/x
  3. Step 3: Cross multiply
    40,262.88x = 60,401.75 × 13,246.74
  4. Step 4: Simplify right side
    40,262.88x = 800,126,211.56
  5. Step 5: Solve for x
    x = 800,126,211.56/40,262.88
  6. Step 6: Final answer
    x = 19,872.55

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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.