Home / 40,401.80-60,598.06-15,441.29

Finding the Fourth Proportional to 40,401.80, 60,598.06 and 15,441.29

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Solution

The fourth proportional to 40,401.80, 60,598.06 and 15,441.29 is: 23,160.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,401.80 : 60,598.06 = 15,441.29 : x
  2. Step 2: Convert to fraction form
    40,401.80/60,598.06 = 15,441.29/x
  3. Step 3: Cross multiply
    40,401.80x = 60,598.06 × 15,441.29
  4. Step 4: Simplify right side
    40,401.80x = 935,712,217.90
  5. Step 5: Solve for x
    x = 935,712,217.90/40,401.80
  6. Step 6: Final answer
    x = 23,160.16

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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.