Home / 40,251.66-60,405.17-13,956.40

Finding the Fourth Proportional to 40,251.66, 60,405.17 and 13,956.40

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Solution

The fourth proportional to 40,251.66, 60,405.17 and 13,956.40 is: 20,944.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,251.66 : 60,405.17 = 13,956.40 : x
  2. Step 2: Convert to fraction form
    40,251.66/60,405.17 = 13,956.40/x
  3. Step 3: Cross multiply
    40,251.66x = 60,405.17 × 13,956.40
  4. Step 4: Simplify right side
    40,251.66x = 843,038,772.65
  5. Step 5: Solve for x
    x = 843,038,772.65/40,251.66
  6. Step 6: Final answer
    x = 20,944.20

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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.