Home / 36,211.04-54,321.73-13,715.65

Finding the Fourth Proportional to 36,211.04, 54,321.73 and 13,715.65

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Solution

The fourth proportional to 36,211.04, 54,321.73 and 13,715.65 is: 20,575.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,211.04 : 54,321.73 = 13,715.65 : x
  2. Step 2: Convert to fraction form
    36,211.04/54,321.73 = 13,715.65/x
  3. Step 3: Cross multiply
    36,211.04x = 54,321.73 × 13,715.65
  4. Step 4: Simplify right side
    36,211.04x = 745,057,836.07
  5. Step 5: Solve for x
    x = 745,057,836.07/36,211.04
  6. Step 6: Final answer
    x = 20,575.44

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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.