Home / 16,158.44-22,305-10,188.92

Finding the Fourth Proportional to 16,158.44, 22,305 and 10,188.92

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Solution

The fourth proportional to 16,158.44, 22,305 and 10,188.92 is: 14,064.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,158.44 : 22,305 = 10,188.92 : x
  2. Step 2: Convert to fraction form
    16,158.44/22,305 = 10,188.92/x
  3. Step 3: Cross multiply
    16,158.44x = 22,305 × 10,188.92
  4. Step 4: Simplify right side
    16,158.44x = 227,263,860.60
  5. Step 5: Solve for x
    x = 227,263,860.60/16,158.44
  6. Step 6: Final answer
    x = 14,064.72

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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.