Home / 36,125.42-54,176.90-12,746.38

Finding the Fourth Proportional to 36,125.42, 54,176.90 and 12,746.38

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Solution

The fourth proportional to 36,125.42, 54,176.90 and 12,746.38 is: 19,115.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,125.42 : 54,176.90 = 12,746.38 : x
  2. Step 2: Convert to fraction form
    36,125.42/54,176.90 = 12,746.38/x
  3. Step 3: Cross multiply
    36,125.42x = 54,176.90 × 12,746.38
  4. Step 4: Simplify right side
    36,125.42x = 690,559,354.62
  5. Step 5: Solve for x
    x = 690,559,354.62/36,125.42
  6. Step 6: Final answer
    x = 19,115.61

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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.