Home / 14,744.73-20,349.40-8,776.41

Finding the Fourth Proportional to 14,744.73, 20,349.40 and 8,776.41

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Solution

The fourth proportional to 14,744.73, 20,349.40 and 8,776.41 is: 12,112.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,744.73 : 20,349.40 = 8,776.41 : x
  2. Step 2: Convert to fraction form
    14,744.73/20,349.40 = 8,776.41/x
  3. Step 3: Cross multiply
    14,744.73x = 20,349.40 × 8,776.41
  4. Step 4: Simplify right side
    14,744.73x = 178,594,677.65
  5. Step 5: Solve for x
    x = 178,594,677.65/14,744.73
  6. Step 6: Final answer
    x = 12,112.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.