Home / 27,172.10-40,844.55-25,616.90

Finding the Fourth Proportional to 27,172.10, 40,844.55 and 25,616.90

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Solution

The fourth proportional to 27,172.10, 40,844.55 and 25,616.90 is: 38,506.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,172.10 : 40,844.55 = 25,616.90 : x
  2. Step 2: Convert to fraction form
    27,172.10/40,844.55 = 25,616.90/x
  3. Step 3: Cross multiply
    27,172.10x = 40,844.55 × 25,616.90
  4. Step 4: Simplify right side
    27,172.10x = 1,046,310,752.90
  5. Step 5: Solve for x
    x = 1,046,310,752.90/27,172.10
  6. Step 6: Final answer
    x = 38,506.80

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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.