Home / 17,989.72-26,949.51-10,952.28

Finding the Fourth Proportional to 17,989.72, 26,949.51 and 10,952.28

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Solution

The fourth proportional to 17,989.72, 26,949.51 and 10,952.28 is: 16,407.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,989.72 : 26,949.51 = 10,952.28 : x
  2. Step 2: Convert to fraction form
    17,989.72/26,949.51 = 10,952.28/x
  3. Step 3: Cross multiply
    17,989.72x = 26,949.51 × 10,952.28
  4. Step 4: Simplify right side
    17,989.72x = 295,158,579.38
  5. Step 5: Solve for x
    x = 295,158,579.38/17,989.72
  6. Step 6: Final answer
    x = 16,407.07

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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.