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Finding the Fourth Proportional to 16,063.53, 22,167.47 and 8,990.01

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Solution

The fourth proportional to 16,063.53, 22,167.47 and 8,990.01 is: 12,406.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,063.53 : 22,167.47 = 8,990.01 : x
  2. Step 2: Convert to fraction form
    16,063.53/22,167.47 = 8,990.01/x
  3. Step 3: Cross multiply
    16,063.53x = 22,167.47 × 8,990.01
  4. Step 4: Simplify right side
    16,063.53x = 199,285,621.19
  5. Step 5: Solve for x
    x = 199,285,621.19/16,063.53
  6. Step 6: Final answer
    x = 12,406.10

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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.