Home / 17,856.25-26,550.65-17,108.85

Finding the Fourth Proportional to 17,856.25, 26,550.65 and 17,108.85

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Solution

The fourth proportional to 17,856.25, 26,550.65 and 17,108.85 is: 25,439.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,856.25 : 26,550.65 = 17,108.85 : x
  2. Step 2: Convert to fraction form
    17,856.25/26,550.65 = 17,108.85/x
  3. Step 3: Cross multiply
    17,856.25x = 26,550.65 × 17,108.85
  4. Step 4: Simplify right side
    17,856.25x = 454,251,230.59
  5. Step 5: Solve for x
    x = 454,251,230.59/17,856.25
  6. Step 6: Final answer
    x = 25,439.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.