Home / 19,767.04-29,650.56-13,649.92

Finding the Fourth Proportional to 19,767.04, 29,650.56 and 13,649.92

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Solution

The fourth proportional to 19,767.04, 29,650.56 and 13,649.92 is: 20,474.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,767.04 : 29,650.56 = 13,649.92 : x
  2. Step 2: Convert to fraction form
    19,767.04/29,650.56 = 13,649.92/x
  3. Step 3: Cross multiply
    19,767.04x = 29,650.56 × 13,649.92
  4. Step 4: Simplify right side
    19,767.04x = 404,727,771.96
  5. Step 5: Solve for x
    x = 404,727,771.96/19,767.04
  6. Step 6: Final answer
    x = 20,474.88

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1.5x scale

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.