Home / 27,710.40-41,559.12-10,170.72

Finding the Fourth Proportional to 27,710.40, 41,559.12 and 10,170.72

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Solution

The fourth proportional to 27,710.40, 41,559.12 and 10,170.72 is: 15,253.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,710.40 : 41,559.12 = 10,170.72 : x
  2. Step 2: Convert to fraction form
    27,710.40/41,559.12 = 10,170.72/x
  3. Step 3: Cross multiply
    27,710.40x = 41,559.12 × 10,170.72
  4. Step 4: Simplify right side
    27,710.40x = 422,686,172.97
  5. Step 5: Solve for x
    x = 422,686,172.97/27,710.40
  6. Step 6: Final answer
    x = 15,253.70

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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.