Home / 15,209.40-22,803.30-5,845.80

Finding the Fourth Proportional to 15,209.40, 22,803.30 and 5,845.80

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Solution

The fourth proportional to 15,209.40, 22,803.30 and 5,845.80 is: 8,764.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,209.40 : 22,803.30 = 5,845.80 : x
  2. Step 2: Convert to fraction form
    15,209.40/22,803.30 = 5,845.80/x
  3. Step 3: Cross multiply
    15,209.40x = 22,803.30 × 5,845.80
  4. Step 4: Simplify right side
    15,209.40x = 133,303,531.14
  5. Step 5: Solve for x
    x = 133,303,531.14/15,209.40
  6. Step 6: Final answer
    x = 8,764.55

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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.