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Finding the Fourth Proportional to 12,266.04, 16,926.93 and 7,230.45

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Solution

The fourth proportional to 12,266.04, 16,926.93 and 7,230.45 is: 9,977.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,266.04 : 16,926.93 = 7,230.45 : x
  2. Step 2: Convert to fraction form
    12,266.04/16,926.93 = 7,230.45/x
  3. Step 3: Cross multiply
    12,266.04x = 16,926.93 × 7,230.45
  4. Step 4: Simplify right side
    12,266.04x = 122,389,321.02
  5. Step 5: Solve for x
    x = 122,389,321.02/12,266.04
  6. Step 6: Final answer
    x = 9,977.90

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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.