Home / 22,886.25-34,234.59-21,486.57

Finding the Fourth Proportional to 22,886.25, 34,234.59 and 21,486.57

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Solution

The fourth proportional to 22,886.25, 34,234.59 and 21,486.57 is: 32,140.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,886.25 : 34,234.59 = 21,486.57 : x
  2. Step 2: Convert to fraction form
    22,886.25/34,234.59 = 21,486.57/x
  3. Step 3: Cross multiply
    22,886.25x = 34,234.59 × 21,486.57
  4. Step 4: Simplify right side
    22,886.25x = 735,583,914.46
  5. Step 5: Solve for x
    x = 735,583,914.46/22,886.25
  6. Step 6: Final answer
    x = 32,140.87

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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.