Home / 14,010.68-19,334.72-7,723.04

Finding the Fourth Proportional to 14,010.68, 19,334.72 and 7,723.04

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Solution

The fourth proportional to 14,010.68, 19,334.72 and 7,723.04 is: 10,657.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,010.68 : 19,334.72 = 7,723.04 : x
  2. Step 2: Convert to fraction form
    14,010.68/19,334.72 = 7,723.04/x
  3. Step 3: Cross multiply
    14,010.68x = 19,334.72 × 7,723.04
  4. Step 4: Simplify right side
    14,010.68x = 149,322,815.95
  5. Step 5: Solve for x
    x = 149,322,815.95/14,010.68
  6. Step 6: Final answer
    x = 10,657.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.