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Finding the Fourth Proportional to 14,913.09, 22,374.90 and 8,344.80

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Solution

The fourth proportional to 14,913.09, 22,374.90 and 8,344.80 is: 12,520.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,913.09 : 22,374.90 = 8,344.80 : x
  2. Step 2: Convert to fraction form
    14,913.09/22,374.90 = 8,344.80/x
  3. Step 3: Cross multiply
    14,913.09x = 22,374.90 × 8,344.80
  4. Step 4: Simplify right side
    14,913.09x = 186,714,065.52
  5. Step 5: Solve for x
    x = 186,714,065.52/14,913.09
  6. Step 6: Final answer
    x = 12,520.15

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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.