Home / 15,874.24-21,896.53-10,216.36

Finding the Fourth Proportional to 15,874.24, 21,896.53 and 10,216.36

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Solution

The fourth proportional to 15,874.24, 21,896.53 and 10,216.36 is: 14,092.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,874.24 : 21,896.53 = 10,216.36 : x
  2. Step 2: Convert to fraction form
    15,874.24/21,896.53 = 10,216.36/x
  3. Step 3: Cross multiply
    15,874.24x = 21,896.53 × 10,216.36
  4. Step 4: Simplify right side
    15,874.24x = 223,702,833.23
  5. Step 5: Solve for x
    x = 223,702,833.23/15,874.24
  6. Step 6: Final answer
    x = 14,092.19

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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.