Home / 16,219.23-22,382.69-9,508.83

Finding the Fourth Proportional to 16,219.23, 22,382.69 and 9,508.83

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Solution

The fourth proportional to 16,219.23, 22,382.69 and 9,508.83 is: 13,122.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,219.23 : 22,382.69 = 9,508.83 : x
  2. Step 2: Convert to fraction form
    16,219.23/22,382.69 = 9,508.83/x
  3. Step 3: Cross multiply
    16,219.23x = 22,382.69 × 9,508.83
  4. Step 4: Simplify right side
    16,219.23x = 212,833,106.01
  5. Step 5: Solve for x
    x = 212,833,106.01/16,219.23
  6. Step 6: Final answer
    x = 13,122.27

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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.