Home / 45,560.38-68,350.47-13,970.56

Finding the Fourth Proportional to 45,560.38, 68,350.47 and 13,970.56

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Solution

The fourth proportional to 45,560.38, 68,350.47 and 13,970.56 is: 20,958.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,560.38 : 68,350.47 = 13,970.56 : x
  2. Step 2: Convert to fraction form
    45,560.38/68,350.47 = 13,970.56/x
  3. Step 3: Cross multiply
    45,560.38x = 68,350.47 × 13,970.56
  4. Step 4: Simplify right side
    45,560.38x = 954,894,342.16
  5. Step 5: Solve for x
    x = 954,894,342.16/45,560.38
  6. Step 6: Final answer
    x = 20,958.88

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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.