Home / 26,374.08-39,508.10-12,314.71

Finding the Fourth Proportional to 26,374.08, 39,508.10 and 12,314.71

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Solution

The fourth proportional to 26,374.08, 39,508.10 and 12,314.71 is: 18,447.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,374.08 : 39,508.10 = 12,314.71 : x
  2. Step 2: Convert to fraction form
    26,374.08/39,508.10 = 12,314.71/x
  3. Step 3: Cross multiply
    26,374.08x = 39,508.10 × 12,314.71
  4. Step 4: Simplify right side
    26,374.08x = 486,530,794.15
  5. Step 5: Solve for x
    x = 486,530,794.15/26,374.08
  6. Step 6: Final answer
    x = 18,447.31

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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.