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Finding the Fourth Proportional to 14,991.99, 22,493.22 and 6,671.21

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Solution

The fourth proportional to 14,991.99, 22,493.22 and 6,671.21 is: 10,009.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,991.99 : 22,493.22 = 6,671.21 : x
  2. Step 2: Convert to fraction form
    14,991.99/22,493.22 = 6,671.21/x
  3. Step 3: Cross multiply
    14,991.99x = 22,493.22 × 6,671.21
  4. Step 4: Simplify right side
    14,991.99x = 150,057,002.00
  5. Step 5: Solve for x
    x = 150,057,002.00/14,991.99
  6. Step 6: Final answer
    x = 10,009.15

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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.