Home / 37,082.56-55,624.08-12,458.56

Finding the Fourth Proportional to 37,082.56, 55,624.08 and 12,458.56

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Solution

The fourth proportional to 37,082.56, 55,624.08 and 12,458.56 is: 18,687.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,082.56 : 55,624.08 = 12,458.56 : x
  2. Step 2: Convert to fraction form
    37,082.56/55,624.08 = 12,458.56/x
  3. Step 3: Cross multiply
    37,082.56x = 55,624.08 × 12,458.56
  4. Step 4: Simplify right side
    37,082.56x = 692,995,938.12
  5. Step 5: Solve for x
    x = 692,995,938.12/37,082.56
  6. Step 6: Final answer
    x = 18,687.92

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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.