Home / 26,169.66-39,231.52-10,385.84

Finding the Fourth Proportional to 26,169.66, 39,231.52 and 10,385.84

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Solution

The fourth proportional to 26,169.66, 39,231.52 and 10,385.84 is: 15,569.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,169.66 : 39,231.52 = 10,385.84 : x
  2. Step 2: Convert to fraction form
    26,169.66/39,231.52 = 10,385.84/x
  3. Step 3: Cross multiply
    26,169.66x = 39,231.52 × 10,385.84
  4. Step 4: Simplify right side
    26,169.66x = 407,452,093.52
  5. Step 5: Solve for x
    x = 407,452,093.52/26,169.66
  6. Step 6: Final answer
    x = 15,569.64

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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.