Home / 27,144.84-40,729.50-17,281.56

Finding the Fourth Proportional to 27,144.84, 40,729.50 and 17,281.56

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Solution

The fourth proportional to 27,144.84, 40,729.50 and 17,281.56 is: 25,930.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,144.84 : 40,729.50 = 17,281.56 : x
  2. Step 2: Convert to fraction form
    27,144.84/40,729.50 = 17,281.56/x
  3. Step 3: Cross multiply
    27,144.84x = 40,729.50 × 17,281.56
  4. Step 4: Simplify right side
    27,144.84x = 703,869,298.02
  5. Step 5: Solve for x
    x = 703,869,298.02/27,144.84
  6. Step 6: Final answer
    x = 25,930.13

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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.