Home / 36,099.06-54,146.15-12,722.46

Finding the Fourth Proportional to 36,099.06, 54,146.15 and 12,722.46

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Solution

The fourth proportional to 36,099.06, 54,146.15 and 12,722.46 is: 19,082.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,099.06 : 54,146.15 = 12,722.46 : x
  2. Step 2: Convert to fraction form
    36,099.06/54,146.15 = 12,722.46/x
  3. Step 3: Cross multiply
    36,099.06x = 54,146.15 × 12,722.46
  4. Step 4: Simplify right side
    36,099.06x = 688,872,227.53
  5. Step 5: Solve for x
    x = 688,872,227.53/36,099.06
  6. Step 6: Final answer
    x = 19,082.83

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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.