Home / 36,505.65-54,758.48-13,133.91

Finding the Fourth Proportional to 36,505.65, 54,758.48 and 13,133.91

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Solution

The fourth proportional to 36,505.65, 54,758.48 and 13,133.91 is: 19,700.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,505.65 : 54,758.48 = 13,133.91 : x
  2. Step 2: Convert to fraction form
    36,505.65/54,758.48 = 13,133.91/x
  3. Step 3: Cross multiply
    36,505.65x = 54,758.48 × 13,133.91
  4. Step 4: Simplify right side
    36,505.65x = 719,192,948.06
  5. Step 5: Solve for x
    x = 719,192,948.06/36,505.65
  6. Step 6: Final answer
    x = 19,700.87

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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.