Home / 36,228.10-54,342.15-9,932.80

Finding the Fourth Proportional to 36,228.10, 54,342.15 and 9,932.80

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Solution

The fourth proportional to 36,228.10, 54,342.15 and 9,932.80 is: 14,899.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,228.10 : 54,342.15 = 9,932.80 : x
  2. Step 2: Convert to fraction form
    36,228.10/54,342.15 = 9,932.80/x
  3. Step 3: Cross multiply
    36,228.10x = 54,342.15 × 9,932.80
  4. Step 4: Simplify right side
    36,228.10x = 539,769,707.52
  5. Step 5: Solve for x
    x = 539,769,707.52/36,228.10
  6. Step 6: Final answer
    x = 14,899.20

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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.