Home / 26,228.42-39,363.35-11,447.72

Finding the Fourth Proportional to 26,228.42, 39,363.35 and 11,447.72

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Solution

The fourth proportional to 26,228.42, 39,363.35 and 11,447.72 is: 17,180.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,228.42 : 39,363.35 = 11,447.72 : x
  2. Step 2: Convert to fraction form
    26,228.42/39,363.35 = 11,447.72/x
  3. Step 3: Cross multiply
    26,228.42x = 39,363.35 × 11,447.72
  4. Step 4: Simplify right side
    26,228.42x = 450,620,440.86
  5. Step 5: Solve for x
    x = 450,620,440.86/26,228.42
  6. Step 6: Final answer
    x = 17,180.62

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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.