Home / 26,362.44-39,551.76-10,781.28

Finding the Fourth Proportional to 26,362.44, 39,551.76 and 10,781.28

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Solution

The fourth proportional to 26,362.44, 39,551.76 and 10,781.28 is: 16,175.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,362.44 : 39,551.76 = 10,781.28 : x
  2. Step 2: Convert to fraction form
    26,362.44/39,551.76 = 10,781.28/x
  3. Step 3: Cross multiply
    26,362.44x = 39,551.76 × 10,781.28
  4. Step 4: Simplify right side
    26,362.44x = 426,418,599.05
  5. Step 5: Solve for x
    x = 426,418,599.05/26,362.44
  6. Step 6: Final answer
    x = 16,175.23

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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.