Home / 26,527.68-39,791.52-12,634.56

Finding the Fourth Proportional to 26,527.68, 39,791.52 and 12,634.56

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Solution

The fourth proportional to 26,527.68, 39,791.52 and 12,634.56 is: 18,951.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,527.68 : 39,791.52 = 12,634.56 : x
  2. Step 2: Convert to fraction form
    26,527.68/39,791.52 = 12,634.56/x
  3. Step 3: Cross multiply
    26,527.68x = 39,791.52 × 12,634.56
  4. Step 4: Simplify right side
    26,527.68x = 502,748,346.93
  5. Step 5: Solve for x
    x = 502,748,346.93/26,527.68
  6. Step 6: Final answer
    x = 18,951.84

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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.