Home / 13,366.87-20,043.39-5,867.36

Finding the Fourth Proportional to 13,366.87, 20,043.39 and 5,867.36

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Solution

The fourth proportional to 13,366.87, 20,043.39 and 5,867.36 is: 8,798.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,366.87 : 20,043.39 = 5,867.36 : x
  2. Step 2: Convert to fraction form
    13,366.87/20,043.39 = 5,867.36/x
  3. Step 3: Cross multiply
    13,366.87x = 20,043.39 × 5,867.36
  4. Step 4: Simplify right side
    13,366.87x = 117,601,684.53
  5. Step 5: Solve for x
    x = 117,601,684.53/13,366.87
  6. Step 6: Final answer
    x = 8,798.00

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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.