Home / 23,169.76-34,456.55-22,431.65

Finding the Fourth Proportional to 23,169.76, 34,456.55 and 22,431.65

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Solution

The fourth proportional to 23,169.76, 34,456.55 and 22,431.65 is: 33,358.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,169.76 : 34,456.55 = 22,431.65 : x
  2. Step 2: Convert to fraction form
    23,169.76/34,456.55 = 22,431.65/x
  3. Step 3: Cross multiply
    23,169.76x = 34,456.55 × 22,431.65
  4. Step 4: Simplify right side
    23,169.76x = 772,916,985.37
  5. Step 5: Solve for x
    x = 772,916,985.37/23,169.76
  6. Step 6: Final answer
    x = 33,358.87

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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.