Home / 36,448.62-54,663.11-15,388.80

Finding the Fourth Proportional to 36,448.62, 54,663.11 and 15,388.80

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Solution

The fourth proportional to 36,448.62, 54,663.11 and 15,388.80 is: 23,079.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,448.62 : 54,663.11 = 15,388.80 : x
  2. Step 2: Convert to fraction form
    36,448.62/54,663.11 = 15,388.80/x
  3. Step 3: Cross multiply
    36,448.62x = 54,663.11 × 15,388.80
  4. Step 4: Simplify right side
    36,448.62x = 841,199,667.17
  5. Step 5: Solve for x
    x = 841,199,667.17/36,448.62
  6. Step 6: Final answer
    x = 23,079.05

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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.