Home / 11,617.65-17,426.36-5,048.55

Finding the Fourth Proportional to 11,617.65, 17,426.36 and 5,048.55

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Solution

The fourth proportional to 11,617.65, 17,426.36 and 5,048.55 is: 7,572.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,617.65 : 17,426.36 = 5,048.55 : x
  2. Step 2: Convert to fraction form
    11,617.65/17,426.36 = 5,048.55/x
  3. Step 3: Cross multiply
    11,617.65x = 17,426.36 × 5,048.55
  4. Step 4: Simplify right side
    11,617.65x = 87,977,824.54
  5. Step 5: Solve for x
    x = 87,977,824.54/11,617.65
  6. Step 6: Final answer
    x = 7,572.77

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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.