Home / 13,654.06-20,482.22-3,660.23

Finding the Fourth Proportional to 13,654.06, 20,482.22 and 3,660.23

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Solution

The fourth proportional to 13,654.06, 20,482.22 and 3,660.23 is: 5,490.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,654.06 : 20,482.22 = 3,660.23 : x
  2. Step 2: Convert to fraction form
    13,654.06/20,482.22 = 3,660.23/x
  3. Step 3: Cross multiply
    13,654.06x = 20,482.22 × 3,660.23
  4. Step 4: Simplify right side
    13,654.06x = 74,969,533.70
  5. Step 5: Solve for x
    x = 74,969,533.70/13,654.06
  6. Step 6: Final answer
    x = 5,490.64

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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.