Home / 24,580.80-36,868.37-6,812.78

Finding the Fourth Proportional to 24,580.80, 36,868.37 and 6,812.78

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Solution

The fourth proportional to 24,580.80, 36,868.37 and 6,812.78 is: 10,218.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,580.80 : 36,868.37 = 6,812.78 : x
  2. Step 2: Convert to fraction form
    24,580.80/36,868.37 = 6,812.78/x
  3. Step 3: Cross multiply
    24,580.80x = 36,868.37 × 6,812.78
  4. Step 4: Simplify right side
    24,580.80x = 251,175,875.36
  5. Step 5: Solve for x
    x = 251,175,875.36/24,580.80
  6. Step 6: Final answer
    x = 10,218.38

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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.