Home / 34,227.63-47,251.22-21,499.29

Finding the Fourth Proportional to 34,227.63, 47,251.22 and 21,499.29

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Solution

The fourth proportional to 34,227.63, 47,251.22 and 21,499.29 is: 29,679.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,227.63 : 47,251.22 = 21,499.29 : x
  2. Step 2: Convert to fraction form
    34,227.63/47,251.22 = 21,499.29/x
  3. Step 3: Cross multiply
    34,227.63x = 47,251.22 × 21,499.29
  4. Step 4: Simplify right side
    34,227.63x = 1,015,867,574.14
  5. Step 5: Solve for x
    x = 1,015,867,574.14/34,227.63
  6. Step 6: Final answer
    x = 29,679.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.