Home / 26,355.68-36,384-15,175.52

Finding the Fourth Proportional to 26,355.68, 36,384 and 15,175.52

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Solution

The fourth proportional to 26,355.68, 36,384 and 15,175.52 is: 20,949.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,355.68 : 36,384 = 15,175.52 : x
  2. Step 2: Convert to fraction form
    26,355.68/36,384 = 15,175.52/x
  3. Step 3: Cross multiply
    26,355.68x = 36,384 × 15,175.52
  4. Step 4: Simplify right side
    26,355.68x = 552,146,119.68
  5. Step 5: Solve for x
    x = 552,146,119.68/26,355.68
  6. Step 6: Final answer
    x = 20,949.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.