Home / 27,679.55-41,525.40-8,956.40

Finding the Fourth Proportional to 27,679.55, 41,525.40 and 8,956.40

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Solution

The fourth proportional to 27,679.55, 41,525.40 and 8,956.40 is: 13,436.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,679.55 : 41,525.40 = 8,956.40 : x
  2. Step 2: Convert to fraction form
    27,679.55/41,525.40 = 8,956.40/x
  3. Step 3: Cross multiply
    27,679.55x = 41,525.40 × 8,956.40
  4. Step 4: Simplify right side
    27,679.55x = 371,918,092.56
  5. Step 5: Solve for x
    x = 371,918,092.56/27,679.55
  6. Step 6: Final answer
    x = 13,436.57

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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.