Home / 40,186.76-60,260.70-13,882.28

Finding the Fourth Proportional to 40,186.76, 60,260.70 and 13,882.28

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Solution

The fourth proportional to 40,186.76, 60,260.70 and 13,882.28 is: 20,816.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,186.76 : 60,260.70 = 13,882.28 : x
  2. Step 2: Convert to fraction form
    40,186.76/60,260.70 = 13,882.28/x
  3. Step 3: Cross multiply
    40,186.76x = 60,260.70 × 13,882.28
  4. Step 4: Simplify right side
    40,186.76x = 836,555,910.40
  5. Step 5: Solve for x
    x = 836,555,910.40/40,186.76
  6. Step 6: Final answer
    x = 20,816.70

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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.