Home / 36,767.12-55,140.42-13,071.65

Finding the Fourth Proportional to 36,767.12, 55,140.42 and 13,071.65

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Solution

The fourth proportional to 36,767.12, 55,140.42 and 13,071.65 is: 19,603.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,767.12 : 55,140.42 = 13,071.65 : x
  2. Step 2: Convert to fraction form
    36,767.12/55,140.42 = 13,071.65/x
  3. Step 3: Cross multiply
    36,767.12x = 55,140.42 × 13,071.65
  4. Step 4: Simplify right side
    36,767.12x = 720,776,472.89
  5. Step 5: Solve for x
    x = 720,776,472.89/36,767.12
  6. Step 6: Final answer
    x = 19,603.84

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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.