Home / 45,560.10-68,350.16-13,974.49

Finding the Fourth Proportional to 45,560.10, 68,350.16 and 13,974.49

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Solution

The fourth proportional to 45,560.10, 68,350.16 and 13,974.49 is: 20,964.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,560.10 : 68,350.16 = 13,974.49 : x
  2. Step 2: Convert to fraction form
    45,560.10/68,350.16 = 13,974.49/x
  3. Step 3: Cross multiply
    45,560.10x = 68,350.16 × 13,974.49
  4. Step 4: Simplify right side
    45,560.10x = 955,158,627.42
  5. Step 5: Solve for x
    x = 955,158,627.42/45,560.10
  6. Step 6: Final answer
    x = 20,964.81

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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.