Home / 40,723.14-61,055.55-19,961.22

Finding the Fourth Proportional to 40,723.14, 61,055.55 and 19,961.22

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Solution

The fourth proportional to 40,723.14, 61,055.55 and 19,961.22 is: 29,927.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,723.14 : 61,055.55 = 19,961.22 : x
  2. Step 2: Convert to fraction form
    40,723.14/61,055.55 = 19,961.22/x
  3. Step 3: Cross multiply
    40,723.14x = 61,055.55 × 19,961.22
  4. Step 4: Simplify right side
    40,723.14x = 1,218,743,265.77
  5. Step 5: Solve for x
    x = 1,218,743,265.77/40,723.14
  6. Step 6: Final answer
    x = 29,927.54

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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.