Home / 26,486.39-39,728.97-13,335.23

Finding the Fourth Proportional to 26,486.39, 39,728.97 and 13,335.23

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Solution

The fourth proportional to 26,486.39, 39,728.97 and 13,335.23 is: 20,002.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,486.39 : 39,728.97 = 13,335.23 : x
  2. Step 2: Convert to fraction form
    26,486.39/39,728.97 = 13,335.23/x
  3. Step 3: Cross multiply
    26,486.39x = 39,728.97 × 13,335.23
  4. Step 4: Simplify right side
    26,486.39x = 529,794,952.61
  5. Step 5: Solve for x
    x = 529,794,952.61/26,486.39
  6. Step 6: Final answer
    x = 20,002.54

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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.