Home / 40,297.89-55,611.12-22,394.56

Finding the Fourth Proportional to 40,297.89, 55,611.12 and 22,394.56

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Solution

The fourth proportional to 40,297.89, 55,611.12 and 22,394.56 is: 30,904.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,297.89 : 55,611.12 = 22,394.56 : x
  2. Step 2: Convert to fraction form
    40,297.89/55,611.12 = 22,394.56/x
  3. Step 3: Cross multiply
    40,297.89x = 55,611.12 × 22,394.56
  4. Step 4: Simplify right side
    40,297.89x = 1,245,386,563.51
  5. Step 5: Solve for x
    x = 1,245,386,563.51/40,297.89
  6. Step 6: Final answer
    x = 30,904.51

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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.