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Finding the Fourth Proportional to 27,502.98, 41,256.66 and 8,785.65

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Solution

The fourth proportional to 27,502.98, 41,256.66 and 8,785.65 is: 13,179.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,502.98 : 41,256.66 = 8,785.65 : x
  2. Step 2: Convert to fraction form
    27,502.98/41,256.66 = 8,785.65/x
  3. Step 3: Cross multiply
    27,502.98x = 41,256.66 × 8,785.65
  4. Step 4: Simplify right side
    27,502.98x = 362,466,574.93
  5. Step 5: Solve for x
    x = 362,466,574.93/27,502.98
  6. Step 6: Final answer
    x = 13,179.17

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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.