Home / 36,814.80-55,225.24-13,113.19

Finding the Fourth Proportional to 36,814.80, 55,225.24 and 13,113.19

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Solution

The fourth proportional to 36,814.80, 55,225.24 and 13,113.19 is: 19,670.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,814.80 : 55,225.24 = 13,113.19 : x
  2. Step 2: Convert to fraction form
    36,814.80/55,225.24 = 13,113.19/x
  3. Step 3: Cross multiply
    36,814.80x = 55,225.24 × 13,113.19
  4. Step 4: Simplify right side
    36,814.80x = 724,179,174.93
  5. Step 5: Solve for x
    x = 724,179,174.93/36,814.80
  6. Step 6: Final answer
    x = 19,670.87

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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.