Home / 13,327.74-19,974.81-6,755.58

Finding the Fourth Proportional to 13,327.74, 19,974.81 and 6,755.58

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Solution

The fourth proportional to 13,327.74, 19,974.81 and 6,755.58 is: 10,124.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,327.74 : 19,974.81 = 6,755.58 : x
  2. Step 2: Convert to fraction form
    13,327.74/19,974.81 = 6,755.58/x
  3. Step 3: Cross multiply
    13,327.74x = 19,974.81 × 6,755.58
  4. Step 4: Simplify right side
    13,327.74x = 134,941,426.94
  5. Step 5: Solve for x
    x = 134,941,426.94/13,327.74
  6. Step 6: Final answer
    x = 10,124.85

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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.