Home / 16,426.08-22,662.28-9,350.68

Finding the Fourth Proportional to 16,426.08, 22,662.28 and 9,350.68

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Solution

The fourth proportional to 16,426.08, 22,662.28 and 9,350.68 is: 12,900.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,426.08 : 22,662.28 = 9,350.68 : x
  2. Step 2: Convert to fraction form
    16,426.08/22,662.28 = 9,350.68/x
  3. Step 3: Cross multiply
    16,426.08x = 22,662.28 × 9,350.68
  4. Step 4: Simplify right side
    16,426.08x = 211,907,728.35
  5. Step 5: Solve for x
    x = 211,907,728.35/16,426.08
  6. Step 6: Final answer
    x = 12,900.69

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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.