Home / 36,447.76-54,668.64-15,378.48

Finding the Fourth Proportional to 36,447.76, 54,668.64 and 15,378.48

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Solution

The fourth proportional to 36,447.76, 54,668.64 and 15,378.48 is: 23,066.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,447.76 : 54,668.64 = 15,378.48 : x
  2. Step 2: Convert to fraction form
    36,447.76/54,668.64 = 15,378.48/x
  3. Step 3: Cross multiply
    36,447.76x = 54,668.64 × 15,378.48
  4. Step 4: Simplify right side
    36,447.76x = 840,720,586.87
  5. Step 5: Solve for x
    x = 840,720,586.87/36,447.76
  6. Step 6: Final answer
    x = 23,066.45

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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.