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Finding the Fourth Proportional to 14,813.73, 22,164.98 and 8,868.74

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Solution

The fourth proportional to 14,813.73, 22,164.98 and 8,868.74 is: 13,269.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,813.73 : 22,164.98 = 8,868.74 : x
  2. Step 2: Convert to fraction form
    14,813.73/22,164.98 = 8,868.74/x
  3. Step 3: Cross multiply
    14,813.73x = 22,164.98 × 8,868.74
  4. Step 4: Simplify right side
    14,813.73x = 196,575,289.56
  5. Step 5: Solve for x
    x = 196,575,289.56/14,813.73
  6. Step 6: Final answer
    x = 13,269.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.