Home / 26,014.12-39,025.26-8,479.86

Finding the Fourth Proportional to 26,014.12, 39,025.26 and 8,479.86

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Solution

The fourth proportional to 26,014.12, 39,025.26 and 8,479.86 is: 12,721.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,014.12 : 39,025.26 = 8,479.86 : x
  2. Step 2: Convert to fraction form
    26,014.12/39,025.26 = 8,479.86/x
  3. Step 3: Cross multiply
    26,014.12x = 39,025.26 × 8,479.86
  4. Step 4: Simplify right side
    26,014.12x = 330,928,741.26
  5. Step 5: Solve for x
    x = 330,928,741.26/26,014.12
  6. Step 6: Final answer
    x = 12,721.12

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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.