Home / 16,329.44-22,533.72-9,159.68

Finding the Fourth Proportional to 16,329.44, 22,533.72 and 9,159.68

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Solution

The fourth proportional to 16,329.44, 22,533.72 and 9,159.68 is: 12,639.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,329.44 : 22,533.72 = 9,159.68 : x
  2. Step 2: Convert to fraction form
    16,329.44/22,533.72 = 9,159.68/x
  3. Step 3: Cross multiply
    16,329.44x = 22,533.72 × 9,159.68
  4. Step 4: Simplify right side
    16,329.44x = 206,401,664.41
  5. Step 5: Solve for x
    x = 206,401,664.41/16,329.44
  6. Step 6: Final answer
    x = 12,639.85

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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.