Home / 27,563.10-41,344.65-19,787.10

Finding the Fourth Proportional to 27,563.10, 41,344.65 and 19,787.10

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Solution

The fourth proportional to 27,563.10, 41,344.65 and 19,787.10 is: 29,680.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,563.10 : 41,344.65 = 19,787.10 : x
  2. Step 2: Convert to fraction form
    27,563.10/41,344.65 = 19,787.10/x
  3. Step 3: Cross multiply
    27,563.10x = 41,344.65 × 19,787.10
  4. Step 4: Simplify right side
    27,563.10x = 818,090,724.02
  5. Step 5: Solve for x
    x = 818,090,724.02/27,563.10
  6. Step 6: Final answer
    x = 29,680.65

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1.5x scale

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.