Home / 16,181.16-22,329.63-9,107.52

Finding the Fourth Proportional to 16,181.16, 22,329.63 and 9,107.52

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Solution

The fourth proportional to 16,181.16, 22,329.63 and 9,107.52 is: 12,568.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,181.16 : 22,329.63 = 9,107.52 : x
  2. Step 2: Convert to fraction form
    16,181.16/22,329.63 = 9,107.52/x
  3. Step 3: Cross multiply
    16,181.16x = 22,329.63 × 9,107.52
  4. Step 4: Simplify right side
    16,181.16x = 203,367,551.82
  5. Step 5: Solve for x
    x = 203,367,551.82/16,181.16
  6. Step 6: Final answer
    x = 12,568.17

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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.