Home / 15,299.28-22,949.96-4,910.40

Finding the Fourth Proportional to 15,299.28, 22,949.96 and 4,910.40

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Solution

The fourth proportional to 15,299.28, 22,949.96 and 4,910.40 is: 7,365.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,299.28 : 22,949.96 = 4,910.40 : x
  2. Step 2: Convert to fraction form
    15,299.28/22,949.96 = 4,910.40/x
  3. Step 3: Cross multiply
    15,299.28x = 22,949.96 × 4,910.40
  4. Step 4: Simplify right side
    15,299.28x = 112,693,483.58
  5. Step 5: Solve for x
    x = 112,693,483.58/15,299.28
  6. Step 6: Final answer
    x = 7,365.93

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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.