Home / 23,789.66-35,636-11,271.74

Finding the Fourth Proportional to 23,789.66, 35,636 and 11,271.74

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Solution

The fourth proportional to 23,789.66, 35,636 and 11,271.74 is: 16,884.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,789.66 : 35,636 = 11,271.74 : x
  2. Step 2: Convert to fraction form
    23,789.66/35,636 = 11,271.74/x
  3. Step 3: Cross multiply
    23,789.66x = 35,636 × 11,271.74
  4. Step 4: Simplify right side
    23,789.66x = 401,679,726.64
  5. Step 5: Solve for x
    x = 401,679,726.64/23,789.66
  6. Step 6: Final answer
    x = 16,884.64

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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.