Home / 10,196.20-15,279.90-4,033

Finding the Fourth Proportional to 10,196.20, 15,279.90 and 4,033

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Solution

The fourth proportional to 10,196.20, 15,279.90 and 4,033 is: 6,043.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,196.20 : 15,279.90 = 4,033 : x
  2. Step 2: Convert to fraction form
    10,196.20/15,279.90 = 4,033/x
  3. Step 3: Cross multiply
    10,196.20x = 15,279.90 × 4,033
  4. Step 4: Simplify right side
    10,196.20x = 61,623,836.70
  5. Step 5: Solve for x
    x = 61,623,836.70/10,196.20
  6. Step 6: Final answer
    x = 6,043.80

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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.