Home / 26,131.64-39,170.60-10,330.24

Finding the Fourth Proportional to 26,131.64, 39,170.60 and 10,330.24

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Solution

The fourth proportional to 26,131.64, 39,170.60 and 10,330.24 is: 15,484.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,131.64 : 39,170.60 = 10,330.24 : x
  2. Step 2: Convert to fraction form
    26,131.64/39,170.60 = 10,330.24/x
  3. Step 3: Cross multiply
    26,131.64x = 39,170.60 × 10,330.24
  4. Step 4: Simplify right side
    26,131.64x = 404,641,698.94
  5. Step 5: Solve for x
    x = 404,641,698.94/26,131.64
  6. Step 6: Final answer
    x = 15,484.74

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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.