Home / 23,101.03-31,850.53-19,278.17

Finding the Fourth Proportional to 23,101.03, 31,850.53 and 19,278.17

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Solution

The fourth proportional to 23,101.03, 31,850.53 and 19,278.17 is: 26,579.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,101.03 : 31,850.53 = 19,278.17 : x
  2. Step 2: Convert to fraction form
    23,101.03/31,850.53 = 19,278.17/x
  3. Step 3: Cross multiply
    23,101.03x = 31,850.53 × 19,278.17
  4. Step 4: Simplify right side
    23,101.03x = 614,019,843.92
  5. Step 5: Solve for x
    x = 614,019,843.92/23,101.03
  6. Step 6: Final answer
    x = 26,579.76

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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.