Home / 15,226.76-22,873.14-12,891.53

Finding the Fourth Proportional to 15,226.76, 22,873.14 and 12,891.53

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Solution

The fourth proportional to 15,226.76, 22,873.14 and 12,891.53 is: 19,365.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,226.76 : 22,873.14 = 12,891.53 : x
  2. Step 2: Convert to fraction form
    15,226.76/22,873.14 = 12,891.53/x
  3. Step 3: Cross multiply
    15,226.76x = 22,873.14 × 12,891.53
  4. Step 4: Simplify right side
    15,226.76x = 294,869,656.14
  5. Step 5: Solve for x
    x = 294,869,656.14/15,226.76
  6. Step 6: Final answer
    x = 19,365.23

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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.