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Finding the Fourth Proportional to 15,170.76, 22,758.06 and 5,935.56

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Solution

The fourth proportional to 15,170.76, 22,758.06 and 5,935.56 is: 8,904.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,170.76 : 22,758.06 = 5,935.56 : x
  2. Step 2: Convert to fraction form
    15,170.76/22,758.06 = 5,935.56/x
  3. Step 3: Cross multiply
    15,170.76x = 22,758.06 × 5,935.56
  4. Step 4: Simplify right side
    15,170.76x = 135,081,830.61
  5. Step 5: Solve for x
    x = 135,081,830.61/15,170.76
  6. Step 6: Final answer
    x = 8,904.09

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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.