Home / 15,281.13-22,914.14-5,418.93

Finding the Fourth Proportional to 15,281.13, 22,914.14 and 5,418.93

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Solution

The fourth proportional to 15,281.13, 22,914.14 and 5,418.93 is: 8,125.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,281.13 : 22,914.14 = 5,418.93 : x
  2. Step 2: Convert to fraction form
    15,281.13/22,914.14 = 5,418.93/x
  3. Step 3: Cross multiply
    15,281.13x = 22,914.14 × 5,418.93
  4. Step 4: Simplify right side
    15,281.13x = 124,170,093.58
  5. Step 5: Solve for x
    x = 124,170,093.58/15,281.13
  6. Step 6: Final answer
    x = 8,125.71

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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.