Home / 14,177.43-21,228.35-11,723.13

Finding the Fourth Proportional to 14,177.43, 21,228.35 and 11,723.13

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Solution

The fourth proportional to 14,177.43, 21,228.35 and 11,723.13 is: 17,553.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,177.43 : 21,228.35 = 11,723.13 : x
  2. Step 2: Convert to fraction form
    14,177.43/21,228.35 = 11,723.13/x
  3. Step 3: Cross multiply
    14,177.43x = 21,228.35 × 11,723.13
  4. Step 4: Simplify right side
    14,177.43x = 248,862,648.12
  5. Step 5: Solve for x
    x = 248,862,648.12/14,177.43
  6. Step 6: Final answer
    x = 17,553.44

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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.