Home / 15,216.57-22,824.66-4,686.57

Finding the Fourth Proportional to 15,216.57, 22,824.66 and 4,686.57

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Solution

The fourth proportional to 15,216.57, 22,824.66 and 4,686.57 is: 7,029.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,216.57 : 22,824.66 = 4,686.57 : x
  2. Step 2: Convert to fraction form
    15,216.57/22,824.66 = 4,686.57/x
  3. Step 3: Cross multiply
    15,216.57x = 22,824.66 × 4,686.57
  4. Step 4: Simplify right side
    15,216.57x = 106,969,366.82
  5. Step 5: Solve for x
    x = 106,969,366.82/15,216.57
  6. Step 6: Final answer
    x = 7,029.79

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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.