Home / 25,943.89-35,791.94-19,154.15

Finding the Fourth Proportional to 25,943.89, 35,791.94 and 19,154.15

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Solution

The fourth proportional to 25,943.89, 35,791.94 and 19,154.15 is: 26,424.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,943.89 : 35,791.94 = 19,154.15 : x
  2. Step 2: Convert to fraction form
    25,943.89/35,791.94 = 19,154.15/x
  3. Step 3: Cross multiply
    25,943.89x = 35,791.94 × 19,154.15
  4. Step 4: Simplify right side
    25,943.89x = 685,564,324.92
  5. Step 5: Solve for x
    x = 685,564,324.92/25,943.89
  6. Step 6: Final answer
    x = 26,424.89

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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.