Home / 15,884.98-23,819.76-4,789.60

Finding the Fourth Proportional to 15,884.98, 23,819.76 and 4,789.60

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Solution

The fourth proportional to 15,884.98, 23,819.76 and 4,789.60 is: 7,182.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,884.98 : 23,819.76 = 4,789.60 : x
  2. Step 2: Convert to fraction form
    15,884.98/23,819.76 = 4,789.60/x
  3. Step 3: Cross multiply
    15,884.98x = 23,819.76 × 4,789.60
  4. Step 4: Simplify right side
    15,884.98x = 114,087,122.50
  5. Step 5: Solve for x
    x = 114,087,122.50/15,884.98
  6. Step 6: Final answer
    x = 7,182.08

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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.