Home / 23,101.44-34,470.68-21,690.80

Finding the Fourth Proportional to 23,101.44, 34,470.68 and 21,690.80

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Solution

The fourth proportional to 23,101.44, 34,470.68 and 21,690.80 is: 32,365.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,101.44 : 34,470.68 = 21,690.80 : x
  2. Step 2: Convert to fraction form
    23,101.44/34,470.68 = 21,690.80/x
  3. Step 3: Cross multiply
    23,101.44x = 34,470.68 × 21,690.80
  4. Step 4: Simplify right side
    23,101.44x = 747,696,625.74
  5. Step 5: Solve for x
    x = 747,696,625.74/23,101.44
  6. Step 6: Final answer
    x = 32,365.80

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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.