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Finding the Fourth Proportional to 14,846.60, 22,269.90 and 14,744.20

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Solution

The fourth proportional to 14,846.60, 22,269.90 and 14,744.20 is: 22,116.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,846.60 : 22,269.90 = 14,744.20 : x
  2. Step 2: Convert to fraction form
    14,846.60/22,269.90 = 14,744.20/x
  3. Step 3: Cross multiply
    14,846.60x = 22,269.90 × 14,744.20
  4. Step 4: Simplify right side
    14,846.60x = 328,351,859.58
  5. Step 5: Solve for x
    x = 328,351,859.58/14,846.60
  6. Step 6: Final answer
    x = 22,116.30

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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.