Home / 15,462.79-23,189.62-6,578.11

Finding the Fourth Proportional to 15,462.79, 23,189.62 and 6,578.11

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Solution

The fourth proportional to 15,462.79, 23,189.62 and 6,578.11 is: 9,865.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,462.79 : 23,189.62 = 6,578.11 : x
  2. Step 2: Convert to fraction form
    15,462.79/23,189.62 = 6,578.11/x
  3. Step 3: Cross multiply
    15,462.79x = 23,189.62 × 6,578.11
  4. Step 4: Simplify right side
    15,462.79x = 152,543,871.22
  5. Step 5: Solve for x
    x = 152,543,871.22/15,462.79
  6. Step 6: Final answer
    x = 9,865.22

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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.