Home / 26,447.30-39,671.09-10,659.59

Finding the Fourth Proportional to 26,447.30, 39,671.09 and 10,659.59

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Solution

The fourth proportional to 26,447.30, 39,671.09 and 10,659.59 is: 15,989.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,447.30 : 39,671.09 = 10,659.59 : x
  2. Step 2: Convert to fraction form
    26,447.30/39,671.09 = 10,659.59/x
  3. Step 3: Cross multiply
    26,447.30x = 39,671.09 × 10,659.59
  4. Step 4: Simplify right side
    26,447.30x = 422,877,302.60
  5. Step 5: Solve for x
    x = 422,877,302.60/26,447.30
  6. Step 6: Final answer
    x = 15,989.43

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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.