Home / 16,721.96-25,083.42-9,322.28

Finding the Fourth Proportional to 16,721.96, 25,083.42 and 9,322.28

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Solution

The fourth proportional to 16,721.96, 25,083.42 and 9,322.28 is: 13,983.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,721.96 : 25,083.42 = 9,322.28 : x
  2. Step 2: Convert to fraction form
    16,721.96/25,083.42 = 9,322.28/x
  3. Step 3: Cross multiply
    16,721.96x = 25,083.42 × 9,322.28
  4. Step 4: Simplify right side
    16,721.96x = 233,834,664.60
  5. Step 5: Solve for x
    x = 233,834,664.60/16,721.96
  6. Step 6: Final answer
    x = 13,983.69

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1.5x scale

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.