Home / 26,447.48-39,671.37-10,659.77

Finding the Fourth Proportional to 26,447.48, 39,671.37 and 10,659.77

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Solution

The fourth proportional to 26,447.48, 39,671.37 and 10,659.77 is: 15,989.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,447.48 : 39,671.37 = 10,659.77 : x
  2. Step 2: Convert to fraction form
    26,447.48/39,671.37 = 10,659.77/x
  3. Step 3: Cross multiply
    26,447.48x = 39,671.37 × 10,659.77
  4. Step 4: Simplify right side
    26,447.48x = 422,887,630.20
  5. Step 5: Solve for x
    x = 422,887,630.20/26,447.48
  6. Step 6: Final answer
    x = 15,989.71

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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.