Home / 26,949.11-37,190.16-15,465.89

Finding the Fourth Proportional to 26,949.11, 37,190.16 and 15,465.89

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Solution

The fourth proportional to 26,949.11, 37,190.16 and 15,465.89 is: 21,343.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,949.11 : 37,190.16 = 15,465.89 : x
  2. Step 2: Convert to fraction form
    26,949.11/37,190.16 = 15,465.89/x
  3. Step 3: Cross multiply
    26,949.11x = 37,190.16 × 15,465.89
  4. Step 4: Simplify right side
    26,949.11x = 575,179,016.62
  5. Step 5: Solve for x
    x = 575,179,016.62/26,949.11
  6. Step 6: Final answer
    x = 21,343.16

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1.5x scale

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.