Home / 13,494.04-20,228.31-5,591.68

Finding the Fourth Proportional to 13,494.04, 20,228.31 and 5,591.68

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Solution

The fourth proportional to 13,494.04, 20,228.31 and 5,591.68 is: 8,382.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,494.04 : 20,228.31 = 5,591.68 : x
  2. Step 2: Convert to fraction form
    13,494.04/20,228.31 = 5,591.68/x
  3. Step 3: Cross multiply
    13,494.04x = 20,228.31 × 5,591.68
  4. Step 4: Simplify right side
    13,494.04x = 113,110,283.95
  5. Step 5: Solve for x
    x = 113,110,283.95/13,494.04
  6. Step 6: Final answer
    x = 8,382.24

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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.