Home / 26,169.39-39,253.73-6,448.12

Finding the Fourth Proportional to 26,169.39, 39,253.73 and 6,448.12

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Solution

The fourth proportional to 26,169.39, 39,253.73 and 6,448.12 is: 9,672.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,169.39 : 39,253.73 = 6,448.12 : x
  2. Step 2: Convert to fraction form
    26,169.39/39,253.73 = 6,448.12/x
  3. Step 3: Cross multiply
    26,169.39x = 39,253.73 × 6,448.12
  4. Step 4: Simplify right side
    26,169.39x = 253,112,679.47
  5. Step 5: Solve for x
    x = 253,112,679.47/26,169.39
  6. Step 6: Final answer
    x = 9,672.09

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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.