Home / 36,280.05-54,407.12-12,901.83

Finding the Fourth Proportional to 36,280.05, 54,407.12 and 12,901.83

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Solution

The fourth proportional to 36,280.05, 54,407.12 and 12,901.83 is: 19,348.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,280.05 : 54,407.12 = 12,901.83 : x
  2. Step 2: Convert to fraction form
    36,280.05/54,407.12 = 12,901.83/x
  3. Step 3: Cross multiply
    36,280.05x = 54,407.12 × 12,901.83
  4. Step 4: Simplify right side
    36,280.05x = 701,951,348.52
  5. Step 5: Solve for x
    x = 701,951,348.52/36,280.05
  6. Step 6: Final answer
    x = 19,348.14

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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.