Home / 36,119.04-54,158.70-11,152.20

Finding the Fourth Proportional to 36,119.04, 54,158.70 and 11,152.20

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Solution

The fourth proportional to 36,119.04, 54,158.70 and 11,152.20 is: 16,722.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,119.04 : 54,158.70 = 11,152.20 : x
  2. Step 2: Convert to fraction form
    36,119.04/54,158.70 = 11,152.20/x
  3. Step 3: Cross multiply
    36,119.04x = 54,158.70 × 11,152.20
  4. Step 4: Simplify right side
    36,119.04x = 603,988,654.14
  5. Step 5: Solve for x
    x = 603,988,654.14/36,119.04
  6. Step 6: Final answer
    x = 16,722.17

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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.