Home / 15,163.42-22,730.28-7,263.70

Finding the Fourth Proportional to 15,163.42, 22,730.28 and 7,263.70

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Solution

The fourth proportional to 15,163.42, 22,730.28 and 7,263.70 is: 10,888.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,163.42 : 22,730.28 = 7,263.70 : x
  2. Step 2: Convert to fraction form
    15,163.42/22,730.28 = 7,263.70/x
  3. Step 3: Cross multiply
    15,163.42x = 22,730.28 × 7,263.70
  4. Step 4: Simplify right side
    15,163.42x = 165,105,934.84
  5. Step 5: Solve for x
    x = 165,105,934.84/15,163.42
  6. Step 6: Final answer
    x = 10,888.44

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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.