Home / 15,951.45-22,013.06-9,237.43

Finding the Fourth Proportional to 15,951.45, 22,013.06 and 9,237.43

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Solution

The fourth proportional to 15,951.45, 22,013.06 and 9,237.43 is: 12,747.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,951.45 : 22,013.06 = 9,237.43 : x
  2. Step 2: Convert to fraction form
    15,951.45/22,013.06 = 9,237.43/x
  3. Step 3: Cross multiply
    15,951.45x = 22,013.06 × 9,237.43
  4. Step 4: Simplify right side
    15,951.45x = 203,344,100.84
  5. Step 5: Solve for x
    x = 203,344,100.84/15,951.45
  6. Step 6: Final answer
    x = 12,747.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.