Home / 26,088.70-39,129.39-8,556.25

Finding the Fourth Proportional to 26,088.70, 39,129.39 and 8,556.25

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Solution

The fourth proportional to 26,088.70, 39,129.39 and 8,556.25 is: 12,833.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,088.70 : 39,129.39 = 8,556.25 : x
  2. Step 2: Convert to fraction form
    26,088.70/39,129.39 = 8,556.25/x
  3. Step 3: Cross multiply
    26,088.70x = 39,129.39 × 8,556.25
  4. Step 4: Simplify right side
    26,088.70x = 334,800,843.19
  5. Step 5: Solve for x
    x = 334,800,843.19/26,088.70
  6. Step 6: Final answer
    x = 12,833.17

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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.