Home / 26,177.14-39,286.80-12,152.80

Finding the Fourth Proportional to 26,177.14, 39,286.80 and 12,152.80

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Solution

The fourth proportional to 26,177.14, 39,286.80 and 12,152.80 is: 18,238.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,177.14 : 39,286.80 = 12,152.80 : x
  2. Step 2: Convert to fraction form
    26,177.14/39,286.80 = 12,152.80/x
  3. Step 3: Cross multiply
    26,177.14x = 39,286.80 × 12,152.80
  4. Step 4: Simplify right side
    26,177.14x = 477,444,623.04
  5. Step 5: Solve for x
    x = 477,444,623.04/26,177.14
  6. Step 6: Final answer
    x = 18,238.99

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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.