Home / 36,003.40-54,053.70-28,616.20

Finding the Fourth Proportional to 36,003.40, 54,053.70 and 28,616.20

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Solution

The fourth proportional to 36,003.40, 54,053.70 and 28,616.20 is: 42,962.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,003.40 : 54,053.70 = 28,616.20 : x
  2. Step 2: Convert to fraction form
    36,003.40/54,053.70 = 28,616.20/x
  3. Step 3: Cross multiply
    36,003.40x = 54,053.70 × 28,616.20
  4. Step 4: Simplify right side
    36,003.40x = 1,546,811,489.94
  5. Step 5: Solve for x
    x = 1,546,811,489.94/36,003.40
  6. Step 6: Final answer
    x = 42,962.93

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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.