Home / 36,000.25-49,680.35-20,084.70

Finding the Fourth Proportional to 36,000.25, 49,680.35 and 20,084.70

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Solution

The fourth proportional to 36,000.25, 49,680.35 and 20,084.70 is: 27,716.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,000.25 : 49,680.35 = 20,084.70 : x
  2. Step 2: Convert to fraction form
    36,000.25/49,680.35 = 20,084.70/x
  3. Step 3: Cross multiply
    36,000.25x = 49,680.35 × 20,084.70
  4. Step 4: Simplify right side
    36,000.25x = 997,814,925.65
  5. Step 5: Solve for x
    x = 997,814,925.65/36,000.25
  6. Step 6: Final answer
    x = 27,716.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.