Home / 26,530.97-36,617.94-15,208.05

Finding the Fourth Proportional to 26,530.97, 36,617.94 and 15,208.05

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Solution

The fourth proportional to 26,530.97, 36,617.94 and 15,208.05 is: 20,990.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,530.97 : 36,617.94 = 15,208.05 : x
  2. Step 2: Convert to fraction form
    26,530.97/36,617.94 = 15,208.05/x
  3. Step 3: Cross multiply
    26,530.97x = 36,617.94 × 15,208.05
  4. Step 4: Simplify right side
    26,530.97x = 556,887,462.42
  5. Step 5: Solve for x
    x = 556,887,462.42/26,530.97
  6. Step 6: Final answer
    x = 20,990.09

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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.