Home / 23,472.14-35,026.23-20,979.50

Finding the Fourth Proportional to 23,472.14, 35,026.23 and 20,979.50

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Solution

The fourth proportional to 23,472.14, 35,026.23 and 20,979.50 is: 31,306.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,472.14 : 35,026.23 = 20,979.50 : x
  2. Step 2: Convert to fraction form
    23,472.14/35,026.23 = 20,979.50/x
  3. Step 3: Cross multiply
    23,472.14x = 35,026.23 × 20,979.50
  4. Step 4: Simplify right side
    23,472.14x = 734,832,687.39
  5. Step 5: Solve for x
    x = 734,832,687.39/23,472.14
  6. Step 6: Final answer
    x = 31,306.59

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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.