Home / 21,048.46-29,018.96-17,449.83

Finding the Fourth Proportional to 21,048.46, 29,018.96 and 17,449.83

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Solution

The fourth proportional to 21,048.46, 29,018.96 and 17,449.83 is: 24,057.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,048.46 : 29,018.96 = 17,449.83 : x
  2. Step 2: Convert to fraction form
    21,048.46/29,018.96 = 17,449.83/x
  3. Step 3: Cross multiply
    21,048.46x = 29,018.96 × 17,449.83
  4. Step 4: Simplify right side
    21,048.46x = 506,375,896.96
  5. Step 5: Solve for x
    x = 506,375,896.96/21,048.46
  6. Step 6: Final answer
    x = 24,057.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.