Home / 25,500.83-38,274.51-13,029.49

Finding the Fourth Proportional to 25,500.83, 38,274.51 and 13,029.49

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Solution

The fourth proportional to 25,500.83, 38,274.51 and 13,029.49 is: 19,556.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,500.83 : 38,274.51 = 13,029.49 : x
  2. Step 2: Convert to fraction form
    25,500.83/38,274.51 = 13,029.49/x
  3. Step 3: Cross multiply
    25,500.83x = 38,274.51 × 13,029.49
  4. Step 4: Simplify right side
    25,500.83x = 498,697,153.93
  5. Step 5: Solve for x
    x = 498,697,153.93/25,500.83
  6. Step 6: Final answer
    x = 19,556.11

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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.