Home / 26,489.68-39,734.52-12,596.56

Finding the Fourth Proportional to 26,489.68, 39,734.52 and 12,596.56

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Solution

The fourth proportional to 26,489.68, 39,734.52 and 12,596.56 is: 18,894.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,489.68 : 39,734.52 = 12,596.56 : x
  2. Step 2: Convert to fraction form
    26,489.68/39,734.52 = 12,596.56/x
  3. Step 3: Cross multiply
    26,489.68x = 39,734.52 × 12,596.56
  4. Step 4: Simplify right side
    26,489.68x = 500,518,265.25
  5. Step 5: Solve for x
    x = 500,518,265.25/26,489.68
  6. Step 6: Final answer
    x = 18,894.84

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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.