Home / 25,721.48-38,603.94-10,150.04

Finding the Fourth Proportional to 25,721.48, 38,603.94 and 10,150.04

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Solution

The fourth proportional to 25,721.48, 38,603.94 and 10,150.04 is: 15,233.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,721.48 : 38,603.94 = 10,150.04 : x
  2. Step 2: Convert to fraction form
    25,721.48/38,603.94 = 10,150.04/x
  3. Step 3: Cross multiply
    25,721.48x = 38,603.94 × 10,150.04
  4. Step 4: Simplify right side
    25,721.48x = 391,831,535.16
  5. Step 5: Solve for x
    x = 391,831,535.16/25,721.48
  6. Step 6: Final answer
    x = 15,233.63

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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.