Home / 63,738.24-95,621.26-21,045.55

Finding the Fourth Proportional to 63,738.24, 95,621.26 and 21,045.55

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Solution

The fourth proportional to 63,738.24, 95,621.26 and 21,045.55 is: 31,572.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,738.24 : 95,621.26 = 21,045.55 : x
  2. Step 2: Convert to fraction form
    63,738.24/95,621.26 = 21,045.55/x
  3. Step 3: Cross multiply
    63,738.24x = 95,621.26 × 21,045.55
  4. Step 4: Simplify right side
    63,738.24x = 2,012,401,666.54
  5. Step 5: Solve for x
    x = 2,012,401,666.54/63,738.24
  6. Step 6: Final answer
    x = 31,572.91

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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.