Home / 27,325.80-40,995.52-21,724.65

Finding the Fourth Proportional to 27,325.80, 40,995.52 and 21,724.65

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Solution

The fourth proportional to 27,325.80, 40,995.52 and 21,724.65 is: 32,592.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,325.80 : 40,995.52 = 21,724.65 : x
  2. Step 2: Convert to fraction form
    27,325.80/40,995.52 = 21,724.65/x
  3. Step 3: Cross multiply
    27,325.80x = 40,995.52 × 21,724.65
  4. Step 4: Simplify right side
    27,325.80x = 890,613,269.26
  5. Step 5: Solve for x
    x = 890,613,269.26/27,325.80
  6. Step 6: Final answer
    x = 32,592.40

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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.