Home / 15,896.24-21,937.14-8,822.48

Finding the Fourth Proportional to 15,896.24, 21,937.14 and 8,822.48

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Solution

The fourth proportional to 15,896.24, 21,937.14 and 8,822.48 is: 12,175.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,896.24 : 21,937.14 = 8,822.48 : x
  2. Step 2: Convert to fraction form
    15,896.24/21,937.14 = 8,822.48/x
  3. Step 3: Cross multiply
    15,896.24x = 21,937.14 × 8,822.48
  4. Step 4: Simplify right side
    15,896.24x = 193,539,978.91
  5. Step 5: Solve for x
    x = 193,539,978.91/15,896.24
  6. Step 6: Final answer
    x = 12,175.20

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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.