Home / 26,301.39-39,451.28-8,771.37

Finding the Fourth Proportional to 26,301.39, 39,451.28 and 8,771.37

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Solution

The fourth proportional to 26,301.39, 39,451.28 and 8,771.37 is: 13,156.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,301.39 : 39,451.28 = 8,771.37 : x
  2. Step 2: Convert to fraction form
    26,301.39/39,451.28 = 8,771.37/x
  3. Step 3: Cross multiply
    26,301.39x = 39,451.28 × 8,771.37
  4. Step 4: Simplify right side
    26,301.39x = 346,041,730.00
  5. Step 5: Solve for x
    x = 346,041,730.00/26,301.39
  6. Step 6: Final answer
    x = 13,156.78

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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.