Home / 40,045.41-60,067.31-11,965.55

Finding the Fourth Proportional to 40,045.41, 60,067.31 and 11,965.55

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Solution

The fourth proportional to 40,045.41, 60,067.31 and 11,965.55 is: 17,948.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,045.41 : 60,067.31 = 11,965.55 : x
  2. Step 2: Convert to fraction form
    40,045.41/60,067.31 = 11,965.55/x
  3. Step 3: Cross multiply
    40,045.41x = 60,067.31 × 11,965.55
  4. Step 4: Simplify right side
    40,045.41x = 718,738,041.01
  5. Step 5: Solve for x
    x = 718,738,041.01/40,045.41
  6. Step 6: Final answer
    x = 17,948.08

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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.