Home / 26,212.57-39,325.07-11,424.13

Finding the Fourth Proportional to 26,212.57, 39,325.07 and 11,424.13

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Solution

The fourth proportional to 26,212.57, 39,325.07 and 11,424.13 is: 17,138.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,212.57 : 39,325.07 = 11,424.13 : x
  2. Step 2: Convert to fraction form
    26,212.57/39,325.07 = 11,424.13/x
  3. Step 3: Cross multiply
    26,212.57x = 39,325.07 × 11,424.13
  4. Step 4: Simplify right side
    26,212.57x = 449,254,654.82
  5. Step 5: Solve for x
    x = 449,254,654.82/26,212.57
  6. Step 6: Final answer
    x = 17,138.90

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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.