Home / 15,267.72-22,867.74-11,731.70

Finding the Fourth Proportional to 15,267.72, 22,867.74 and 11,731.70

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Solution

The fourth proportional to 15,267.72, 22,867.74 and 11,731.70 is: 17,571.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,267.72 : 22,867.74 = 11,731.70 : x
  2. Step 2: Convert to fraction form
    15,267.72/22,867.74 = 11,731.70/x
  3. Step 3: Cross multiply
    15,267.72x = 22,867.74 × 11,731.70
  4. Step 4: Simplify right side
    15,267.72x = 268,277,351.02
  5. Step 5: Solve for x
    x = 268,277,351.02/15,267.72
  6. Step 6: Final answer
    x = 17,571.54

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1.5x scale

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.