Home / 19,149.92-26,426.33-11,600.72

Finding the Fourth Proportional to 19,149.92, 26,426.33 and 11,600.72

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Solution

The fourth proportional to 19,149.92, 26,426.33 and 11,600.72 is: 16,008.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,149.92 : 26,426.33 = 11,600.72 : x
  2. Step 2: Convert to fraction form
    19,149.92/26,426.33 = 11,600.72/x
  3. Step 3: Cross multiply
    19,149.92x = 26,426.33 × 11,600.72
  4. Step 4: Simplify right side
    19,149.92x = 306,564,454.96
  5. Step 5: Solve for x
    x = 306,564,454.96/19,149.92
  6. Step 6: Final answer
    x = 16,008.65

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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.