Home / 29,551.38-40,784.49-21,589.62

Finding the Fourth Proportional to 29,551.38, 40,784.49 and 21,589.62

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Solution

The fourth proportional to 29,551.38, 40,784.49 and 21,589.62 is: 29,796.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,551.38 : 40,784.49 = 21,589.62 : x
  2. Step 2: Convert to fraction form
    29,551.38/40,784.49 = 21,589.62/x
  3. Step 3: Cross multiply
    29,551.38x = 40,784.49 × 21,589.62
  4. Step 4: Simplify right side
    29,551.38x = 880,521,640.99
  5. Step 5: Solve for x
    x = 880,521,640.99/29,551.38
  6. Step 6: Final answer
    x = 29,796.30

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.