Home / 40,401.76-60,614.16-13,753.60

Finding the Fourth Proportional to 40,401.76, 60,614.16 and 13,753.60

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Solution

The fourth proportional to 40,401.76, 60,614.16 and 13,753.60 is: 20,634.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,401.76 : 60,614.16 = 13,753.60 : x
  2. Step 2: Convert to fraction form
    40,401.76/60,614.16 = 13,753.60/x
  3. Step 3: Cross multiply
    40,401.76x = 60,614.16 × 13,753.60
  4. Step 4: Simplify right side
    40,401.76x = 833,662,910.98
  5. Step 5: Solve for x
    x = 833,662,910.98/40,401.76
  6. Step 6: Final answer
    x = 20,634.32

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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.