Home / 34,799.64-52,147.62-19,221.72

Finding the Fourth Proportional to 34,799.64, 52,147.62 and 19,221.72

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Solution

The fourth proportional to 34,799.64, 52,147.62 and 19,221.72 is: 28,803.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,799.64 : 52,147.62 = 19,221.72 : x
  2. Step 2: Convert to fraction form
    34,799.64/52,147.62 = 19,221.72/x
  3. Step 3: Cross multiply
    34,799.64x = 52,147.62 × 19,221.72
  4. Step 4: Simplify right side
    34,799.64x = 1,002,366,950.31
  5. Step 5: Solve for x
    x = 1,002,366,950.31/34,799.64
  6. Step 6: Final answer
    x = 28,803.95

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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.