Home / 26,170.24-39,258.60-8,645.08

Finding the Fourth Proportional to 26,170.24, 39,258.60 and 8,645.08

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Solution

The fourth proportional to 26,170.24, 39,258.60 and 8,645.08 is: 12,968.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,170.24 : 39,258.60 = 8,645.08 : x
  2. Step 2: Convert to fraction form
    26,170.24/39,258.60 = 8,645.08/x
  3. Step 3: Cross multiply
    26,170.24x = 39,258.60 × 8,645.08
  4. Step 4: Simplify right side
    26,170.24x = 339,393,737.69
  5. Step 5: Solve for x
    x = 339,393,737.69/26,170.24
  6. Step 6: Final answer
    x = 12,968.69

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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.