Home / 47,882.93-71,822.99-12,822.57

Finding the Fourth Proportional to 47,882.93, 71,822.99 and 12,822.57

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Solution

The fourth proportional to 47,882.93, 71,822.99 and 12,822.57 is: 19,233.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,882.93 : 71,822.99 = 12,822.57 : x
  2. Step 2: Convert to fraction form
    47,882.93/71,822.99 = 12,822.57/x
  3. Step 3: Cross multiply
    47,882.93x = 71,822.99 × 12,822.57
  4. Step 4: Simplify right side
    47,882.93x = 920,955,348.94
  5. Step 5: Solve for x
    x = 920,955,348.94/47,882.93
  6. Step 6: Final answer
    x = 19,233.48

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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.