Home / 15,225.79-22,845.96-5,369.71

Finding the Fourth Proportional to 15,225.79, 22,845.96 and 5,369.71

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Solution

The fourth proportional to 15,225.79, 22,845.96 and 5,369.71 is: 8,057.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,225.79 : 22,845.96 = 5,369.71 : x
  2. Step 2: Convert to fraction form
    15,225.79/22,845.96 = 5,369.71/x
  3. Step 3: Cross multiply
    15,225.79x = 22,845.96 × 5,369.71
  4. Step 4: Simplify right side
    15,225.79x = 122,676,179.87
  5. Step 5: Solve for x
    x = 122,676,179.87/15,225.79
  6. Step 6: Final answer
    x = 8,057.13

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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.