Home / 16,387.44-22,601.88-11,353.56

Finding the Fourth Proportional to 16,387.44, 22,601.88 and 11,353.56

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Solution

The fourth proportional to 16,387.44, 22,601.88 and 11,353.56 is: 15,659.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,387.44 : 22,601.88 = 11,353.56 : x
  2. Step 2: Convert to fraction form
    16,387.44/22,601.88 = 11,353.56/x
  3. Step 3: Cross multiply
    16,387.44x = 22,601.88 × 11,353.56
  4. Step 4: Simplify right side
    16,387.44x = 256,611,800.69
  5. Step 5: Solve for x
    x = 256,611,800.69/16,387.44
  6. Step 6: Final answer
    x = 15,659.05

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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.