Home / 22,979.45-34,498.34-19,538.57

Finding the Fourth Proportional to 22,979.45, 34,498.34 and 19,538.57

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Solution

The fourth proportional to 22,979.45, 34,498.34 and 19,538.57 is: 29,332.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,979.45 : 34,498.34 = 19,538.57 : x
  2. Step 2: Convert to fraction form
    22,979.45/34,498.34 = 19,538.57/x
  3. Step 3: Cross multiply
    22,979.45x = 34,498.34 × 19,538.57
  4. Step 4: Simplify right side
    22,979.45x = 674,048,230.97
  5. Step 5: Solve for x
    x = 674,048,230.97/22,979.45
  6. Step 6: Final answer
    x = 29,332.65

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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.