Home / 13,842.54-20,763.84-4,482.18

Finding the Fourth Proportional to 13,842.54, 20,763.84 and 4,482.18

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Solution

The fourth proportional to 13,842.54, 20,763.84 and 4,482.18 is: 6,723.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,842.54 : 20,763.84 = 4,482.18 : x
  2. Step 2: Convert to fraction form
    13,842.54/20,763.84 = 4,482.18/x
  3. Step 3: Cross multiply
    13,842.54x = 20,763.84 × 4,482.18
  4. Step 4: Simplify right side
    13,842.54x = 93,067,268.37
  5. Step 5: Solve for x
    x = 93,067,268.37/13,842.54
  6. Step 6: Final answer
    x = 6,723.28

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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.