Home / 45,801.11-68,718.97-17,722.85

Finding the Fourth Proportional to 45,801.11, 68,718.97 and 17,722.85

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Solution

The fourth proportional to 45,801.11, 68,718.97 and 17,722.85 is: 26,590.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,801.11 : 68,718.97 = 17,722.85 : x
  2. Step 2: Convert to fraction form
    45,801.11/68,718.97 = 17,722.85/x
  3. Step 3: Cross multiply
    45,801.11x = 68,718.97 × 17,722.85
  4. Step 4: Simplify right side
    45,801.11x = 1,217,895,997.46
  5. Step 5: Solve for x
    x = 1,217,895,997.46/45,801.11
  6. Step 6: Final answer
    x = 26,590.97

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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.