Home / 19,397.43-26,757.20-12,224.54

Finding the Fourth Proportional to 19,397.43, 26,757.20 and 12,224.54

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Solution

The fourth proportional to 19,397.43, 26,757.20 and 12,224.54 is: 16,862.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,397.43 : 26,757.20 = 12,224.54 : x
  2. Step 2: Convert to fraction form
    19,397.43/26,757.20 = 12,224.54/x
  3. Step 3: Cross multiply
    19,397.43x = 26,757.20 × 12,224.54
  4. Step 4: Simplify right side
    19,397.43x = 327,094,266.78
  5. Step 5: Solve for x
    x = 327,094,266.78/19,397.43
  6. Step 6: Final answer
    x = 16,862.76

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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.