Home / 36,947.12-55,442.76-13,575.92

Finding the Fourth Proportional to 36,947.12, 55,442.76 and 13,575.92

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Solution

The fourth proportional to 36,947.12, 55,442.76 and 13,575.92 is: 20,371.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,947.12 : 55,442.76 = 13,575.92 : x
  2. Step 2: Convert to fraction form
    36,947.12/55,442.76 = 13,575.92/x
  3. Step 3: Cross multiply
    36,947.12x = 55,442.76 × 13,575.92
  4. Step 4: Simplify right side
    36,947.12x = 752,686,474.34
  5. Step 5: Solve for x
    x = 752,686,474.34/36,947.12
  6. Step 6: Final answer
    x = 20,371.99

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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.