Home / 40,297.15-55,606.53-22,391.02

Finding the Fourth Proportional to 40,297.15, 55,606.53 and 22,391.02

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Solution

The fourth proportional to 40,297.15, 55,606.53 and 22,391.02 is: 30,897.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,297.15 : 55,606.53 = 22,391.02 : x
  2. Step 2: Convert to fraction form
    40,297.15/55,606.53 = 22,391.02/x
  3. Step 3: Cross multiply
    40,297.15x = 55,606.53 × 22,391.02
  4. Step 4: Simplify right side
    40,297.15x = 1,245,086,925.36
  5. Step 5: Solve for x
    x = 1,245,086,925.36/40,297.15
  6. Step 6: Final answer
    x = 30,897.64

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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.