Home / 22,805.14-34,281.26-21,146.94

Finding the Fourth Proportional to 22,805.14, 34,281.26 and 21,146.94

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Solution

The fourth proportional to 22,805.14, 34,281.26 and 21,146.94 is: 31,788.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,805.14 : 34,281.26 = 21,146.94 : x
  2. Step 2: Convert to fraction form
    22,805.14/34,281.26 = 21,146.94/x
  3. Step 3: Cross multiply
    22,805.14x = 34,281.26 × 21,146.94
  4. Step 4: Simplify right side
    22,805.14x = 724,943,850.47
  5. Step 5: Solve for x
    x = 724,943,850.47/22,805.14
  6. Step 6: Final answer
    x = 31,788.62

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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.