Home / 14,991.72-22,490.66-5,631.73

Finding the Fourth Proportional to 14,991.72, 22,490.66 and 5,631.73

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Solution

The fourth proportional to 14,991.72, 22,490.66 and 5,631.73 is: 8,448.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,991.72 : 22,490.66 = 5,631.73 : x
  2. Step 2: Convert to fraction form
    14,991.72/22,490.66 = 5,631.73/x
  3. Step 3: Cross multiply
    14,991.72x = 22,490.66 × 5,631.73
  4. Step 4: Simplify right side
    14,991.72x = 126,661,282.49
  5. Step 5: Solve for x
    x = 126,661,282.49/14,991.72
  6. Step 6: Final answer
    x = 8,448.75

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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.