Home / 16,305.30-22,501.26-9,231.84

Finding the Fourth Proportional to 16,305.30, 22,501.26 and 9,231.84

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Solution

The fourth proportional to 16,305.30, 22,501.26 and 9,231.84 is: 12,739.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,305.30 : 22,501.26 = 9,231.84 : x
  2. Step 2: Convert to fraction form
    16,305.30/22,501.26 = 9,231.84/x
  3. Step 3: Cross multiply
    16,305.30x = 22,501.26 × 9,231.84
  4. Step 4: Simplify right side
    16,305.30x = 207,728,032.12
  5. Step 5: Solve for x
    x = 207,728,032.12/16,305.30
  6. Step 6: Final answer
    x = 12,739.91

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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.