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Finding the Fourth Proportional to 27,306.60, 40,952.70 and 8,586.60

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Solution

The fourth proportional to 27,306.60, 40,952.70 and 8,586.60 is: 12,877.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,306.60 : 40,952.70 = 8,586.60 : x
  2. Step 2: Convert to fraction form
    27,306.60/40,952.70 = 8,586.60/x
  3. Step 3: Cross multiply
    27,306.60x = 40,952.70 × 8,586.60
  4. Step 4: Simplify right side
    27,306.60x = 351,644,453.82
  5. Step 5: Solve for x
    x = 351,644,453.82/27,306.60
  6. Step 6: Final answer
    x = 12,877.64

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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.