Home / 16,118.92-22,245.24-9,045.64

Finding the Fourth Proportional to 16,118.92, 22,245.24 and 9,045.64

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Solution

The fourth proportional to 16,118.92, 22,245.24 and 9,045.64 is: 12,483.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,118.92 : 22,245.24 = 9,045.64 : x
  2. Step 2: Convert to fraction form
    16,118.92/22,245.24 = 9,045.64/x
  3. Step 3: Cross multiply
    16,118.92x = 22,245.24 × 9,045.64
  4. Step 4: Simplify right side
    16,118.92x = 201,222,432.75
  5. Step 5: Solve for x
    x = 201,222,432.75/16,118.92
  6. Step 6: Final answer
    x = 12,483.62

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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.