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Finding the Fourth Proportional to 16,591.08, 22,895.78 and 9,880.02

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Solution

The fourth proportional to 16,591.08, 22,895.78 and 9,880.02 is: 13,634.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,591.08 : 22,895.78 = 9,880.02 : x
  2. Step 2: Convert to fraction form
    16,591.08/22,895.78 = 9,880.02/x
  3. Step 3: Cross multiply
    16,591.08x = 22,895.78 × 9,880.02
  4. Step 4: Simplify right side
    16,591.08x = 226,210,764.32
  5. Step 5: Solve for x
    x = 226,210,764.32/16,591.08
  6. Step 6: Final answer
    x = 13,634.48

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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.