Home / 26,238.84-39,294.14-13,769.43

Finding the Fourth Proportional to 26,238.84, 39,294.14 and 13,769.43

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Solution

The fourth proportional to 26,238.84, 39,294.14 and 13,769.43 is: 20,620.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,238.84 : 39,294.14 = 13,769.43 : x
  2. Step 2: Convert to fraction form
    26,238.84/39,294.14 = 13,769.43/x
  3. Step 3: Cross multiply
    26,238.84x = 39,294.14 × 13,769.43
  4. Step 4: Simplify right side
    26,238.84x = 541,057,841.29
  5. Step 5: Solve for x
    x = 541,057,841.29/26,238.84
  6. Step 6: Final answer
    x = 20,620.49

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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.