Home / 15,270.18-22,872.36-10,312.56

Finding the Fourth Proportional to 15,270.18, 22,872.36 and 10,312.56

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Solution

The fourth proportional to 15,270.18, 22,872.36 and 10,312.56 is: 15,446.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,270.18 : 22,872.36 = 10,312.56 : x
  2. Step 2: Convert to fraction form
    15,270.18/22,872.36 = 10,312.56/x
  3. Step 3: Cross multiply
    15,270.18x = 22,872.36 × 10,312.56
  4. Step 4: Simplify right side
    15,270.18x = 235,872,584.84
  5. Step 5: Solve for x
    x = 235,872,584.84/15,270.18
  6. Step 6: Final answer
    x = 15,446.61

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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.