Home / 36,189.92-54,276.15-15,118.58

Finding the Fourth Proportional to 36,189.92, 54,276.15 and 15,118.58

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Solution

The fourth proportional to 36,189.92, 54,276.15 and 15,118.58 is: 22,674.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,189.92 : 54,276.15 = 15,118.58 : x
  2. Step 2: Convert to fraction form
    36,189.92/54,276.15 = 15,118.58/x
  3. Step 3: Cross multiply
    36,189.92x = 54,276.15 × 15,118.58
  4. Step 4: Simplify right side
    36,189.92x = 820,578,315.87
  5. Step 5: Solve for x
    x = 820,578,315.87/36,189.92
  6. Step 6: Final answer
    x = 22,674.22

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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.