Home / 40,431.42-55,793.88-22,525.49

Finding the Fourth Proportional to 40,431.42, 55,793.88 and 22,525.49

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Solution

The fourth proportional to 40,431.42, 55,793.88 and 22,525.49 is: 31,084.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,431.42 : 55,793.88 = 22,525.49 : x
  2. Step 2: Convert to fraction form
    40,431.42/55,793.88 = 22,525.49/x
  3. Step 3: Cross multiply
    40,431.42x = 55,793.88 × 22,525.49
  4. Step 4: Simplify right side
    40,431.42x = 1,256,784,625.49
  5. Step 5: Solve for x
    x = 1,256,784,625.49/40,431.42
  6. Step 6: Final answer
    x = 31,084.36

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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.