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Finding the Fourth Proportional to 14,681.87, 22,022.73 and 4,151.87

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Solution

The fourth proportional to 14,681.87, 22,022.73 and 4,151.87 is: 6,227.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,681.87 : 22,022.73 = 4,151.87 : x
  2. Step 2: Convert to fraction form
    14,681.87/22,022.73 = 4,151.87/x
  3. Step 3: Cross multiply
    14,681.87x = 22,022.73 × 4,151.87
  4. Step 4: Simplify right side
    14,681.87x = 91,435,401.89
  5. Step 5: Solve for x
    x = 91,435,401.89/14,681.87
  6. Step 6: Final answer
    x = 6,227.78

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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.