Home / 36,753.20-55,140.27-18,038.87

Finding the Fourth Proportional to 36,753.20, 55,140.27 and 18,038.87

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Solution

The fourth proportional to 36,753.20, 55,140.27 and 18,038.87 is: 27,063.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,753.20 : 55,140.27 = 18,038.87 : x
  2. Step 2: Convert to fraction form
    36,753.20/55,140.27 = 18,038.87/x
  3. Step 3: Cross multiply
    36,753.20x = 55,140.27 × 18,038.87
  4. Step 4: Simplify right side
    36,753.20x = 994,667,886.59
  5. Step 5: Solve for x
    x = 994,667,886.59/36,753.20
  6. Step 6: Final answer
    x = 27,063.44

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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.