Home / 26,388.24-39,582.86-12,344.48

Finding the Fourth Proportional to 26,388.24, 39,582.86 and 12,344.48

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Solution

The fourth proportional to 26,388.24, 39,582.86 and 12,344.48 is: 18,516.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,388.24 : 39,582.86 = 12,344.48 : x
  2. Step 2: Convert to fraction form
    26,388.24/39,582.86 = 12,344.48/x
  3. Step 3: Cross multiply
    26,388.24x = 39,582.86 × 12,344.48
  4. Step 4: Simplify right side
    26,388.24x = 488,629,823.61
  5. Step 5: Solve for x
    x = 488,629,823.61/26,388.24
  6. Step 6: Final answer
    x = 18,516.95

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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.