Home / 15,282.85-22,927.73-5,422.14

Finding the Fourth Proportional to 15,282.85, 22,927.73 and 5,422.14

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Solution

The fourth proportional to 15,282.85, 22,927.73 and 5,422.14 is: 8,134.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,282.85 : 22,927.73 = 5,422.14 : x
  2. Step 2: Convert to fraction form
    15,282.85/22,927.73 = 5,422.14/x
  3. Step 3: Cross multiply
    15,282.85x = 22,927.73 × 5,422.14
  4. Step 4: Simplify right side
    15,282.85x = 124,317,220.19
  5. Step 5: Solve for x
    x = 124,317,220.19/15,282.85
  6. Step 6: Final answer
    x = 8,134.43

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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.