Home / 26,449.47-39,654.77-12,608.19

Finding the Fourth Proportional to 26,449.47, 39,654.77 and 12,608.19

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Solution

The fourth proportional to 26,449.47, 39,654.77 and 12,608.19 is: 18,903.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,449.47 : 39,654.77 = 12,608.19 : x
  2. Step 2: Convert to fraction form
    26,449.47/39,654.77 = 12,608.19/x
  3. Step 3: Cross multiply
    26,449.47x = 39,654.77 × 12,608.19
  4. Step 4: Simplify right side
    26,449.47x = 499,974,811.53
  5. Step 5: Solve for x
    x = 499,974,811.53/26,449.47
  6. Step 6: Final answer
    x = 18,903.02

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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.