Home / 27,211.02-40,797.09-11,620.14

Finding the Fourth Proportional to 27,211.02, 40,797.09 and 11,620.14

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Solution

The fourth proportional to 27,211.02, 40,797.09 and 11,620.14 is: 17,421.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,211.02 : 40,797.09 = 11,620.14 : x
  2. Step 2: Convert to fraction form
    27,211.02/40,797.09 = 11,620.14/x
  3. Step 3: Cross multiply
    27,211.02x = 40,797.09 × 11,620.14
  4. Step 4: Simplify right side
    27,211.02x = 474,067,897.39
  5. Step 5: Solve for x
    x = 474,067,897.39/27,211.02
  6. Step 6: Final answer
    x = 17,421.91

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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.