Home / 22,470.76-33,535.25-19,979.71

Finding the Fourth Proportional to 22,470.76, 33,535.25 and 19,979.71

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Solution

The fourth proportional to 22,470.76, 33,535.25 and 19,979.71 is: 29,817.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,470.76 : 33,535.25 = 19,979.71 : x
  2. Step 2: Convert to fraction form
    22,470.76/33,535.25 = 19,979.71/x
  3. Step 3: Cross multiply
    22,470.76x = 33,535.25 × 19,979.71
  4. Step 4: Simplify right side
    22,470.76x = 670,024,460.96
  5. Step 5: Solve for x
    x = 670,024,460.96/22,470.76
  6. Step 6: Final answer
    x = 29,817.61

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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.