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Finding the Fourth Proportional to 14,553.04, 20,082 and 8,266.36

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Solution

The fourth proportional to 14,553.04, 20,082 and 8,266.36 is: 11,406.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,553.04 : 20,082 = 8,266.36 : x
  2. Step 2: Convert to fraction form
    14,553.04/20,082 = 8,266.36/x
  3. Step 3: Cross multiply
    14,553.04x = 20,082 × 8,266.36
  4. Step 4: Simplify right side
    14,553.04x = 166,005,041.52
  5. Step 5: Solve for x
    x = 166,005,041.52/14,553.04
  6. Step 6: Final answer
    x = 11,406.90

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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.