Home / 22,470.75-33,535.26-19,979.71

Finding the Fourth Proportional to 22,470.75, 33,535.26 and 19,979.71

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Solution

The fourth proportional to 22,470.75, 33,535.26 and 19,979.71 is: 29,817.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,470.75 : 33,535.26 = 19,979.71 : x
  2. Step 2: Convert to fraction form
    22,470.75/33,535.26 = 19,979.71/x
  3. Step 3: Cross multiply
    22,470.75x = 33,535.26 × 19,979.71
  4. Step 4: Simplify right side
    22,470.75x = 670,024,685.74
  5. Step 5: Solve for x
    x = 670,024,685.74/22,470.75
  6. Step 6: Final answer
    x = 29,817.64

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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.