Home / 14,327.70-19,773.39-7,954.68

Finding the Fourth Proportional to 14,327.70, 19,773.39 and 7,954.68

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Solution

The fourth proportional to 14,327.70, 19,773.39 and 7,954.68 is: 10,978.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,327.70 : 19,773.39 = 7,954.68 : x
  2. Step 2: Convert to fraction form
    14,327.70/19,773.39 = 7,954.68/x
  3. Step 3: Cross multiply
    14,327.70x = 19,773.39 × 7,954.68
  4. Step 4: Simplify right side
    14,327.70x = 157,290,989.97
  5. Step 5: Solve for x
    x = 157,290,989.97/14,327.70
  6. Step 6: Final answer
    x = 10,978.10

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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.