Home / 19,744.68-29,626.20-8,649.93

Finding the Fourth Proportional to 19,744.68, 29,626.20 and 8,649.93

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Solution

The fourth proportional to 19,744.68, 29,626.20 and 8,649.93 is: 12,978.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,744.68 : 29,626.20 = 8,649.93 : x
  2. Step 2: Convert to fraction form
    19,744.68/29,626.20 = 8,649.93/x
  3. Step 3: Cross multiply
    19,744.68x = 29,626.20 × 8,649.93
  4. Step 4: Simplify right side
    19,744.68x = 256,264,556.17
  5. Step 5: Solve for x
    x = 256,264,556.17/19,744.68
  6. Step 6: Final answer
    x = 12,978.92

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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.