Home / 15,452.48-23,178.72-6,212

Finding the Fourth Proportional to 15,452.48, 23,178.72 and 6,212

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Solution

The fourth proportional to 15,452.48, 23,178.72 and 6,212 is: 9,318.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,452.48 : 23,178.72 = 6,212 : x
  2. Step 2: Convert to fraction form
    15,452.48/23,178.72 = 6,212/x
  3. Step 3: Cross multiply
    15,452.48x = 23,178.72 × 6,212
  4. Step 4: Simplify right side
    15,452.48x = 143,986,208.64
  5. Step 5: Solve for x
    x = 143,986,208.64/15,452.48
  6. Step 6: Final answer
    x = 9,318.00

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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.