Home / 21,352.91-32,035.24-10,268.87

Finding the Fourth Proportional to 21,352.91, 32,035.24 and 10,268.87

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Solution

The fourth proportional to 21,352.91, 32,035.24 and 10,268.87 is: 15,406.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,352.91 : 32,035.24 = 10,268.87 : x
  2. Step 2: Convert to fraction form
    21,352.91/32,035.24 = 10,268.87/x
  3. Step 3: Cross multiply
    21,352.91x = 32,035.24 × 10,268.87
  4. Step 4: Simplify right side
    21,352.91x = 328,965,689.31
  5. Step 5: Solve for x
    x = 328,965,689.31/21,352.91
  6. Step 6: Final answer
    x = 15,406.13

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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.