Home / 36,190.80-54,252.18-18,655.92

Finding the Fourth Proportional to 36,190.80, 54,252.18 and 18,655.92

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Solution

The fourth proportional to 36,190.80, 54,252.18 and 18,655.92 is: 27,966.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,190.80 : 54,252.18 = 18,655.92 : x
  2. Step 2: Convert to fraction form
    36,190.80/54,252.18 = 18,655.92/x
  3. Step 3: Cross multiply
    36,190.80x = 54,252.18 × 18,655.92
  4. Step 4: Simplify right side
    36,190.80x = 1,012,124,329.91
  5. Step 5: Solve for x
    x = 1,012,124,329.91/36,190.80
  6. Step 6: Final answer
    x = 27,966.34

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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.