Home / 37,439.31-56,144.66-12,474.57

Finding the Fourth Proportional to 37,439.31, 56,144.66 and 12,474.57

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Solution

The fourth proportional to 37,439.31, 56,144.66 and 12,474.57 is: 18,707.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,439.31 : 56,144.66 = 12,474.57 : x
  2. Step 2: Convert to fraction form
    37,439.31/56,144.66 = 12,474.57/x
  3. Step 3: Cross multiply
    37,439.31x = 56,144.66 × 12,474.57
  4. Step 4: Simplify right side
    37,439.31x = 700,380,428.92
  5. Step 5: Solve for x
    x = 700,380,428.92/37,439.31
  6. Step 6: Final answer
    x = 18,707.09

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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.