Home / 40,452.20-55,822.74-25,353

Finding the Fourth Proportional to 40,452.20, 55,822.74 and 25,353

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Solution

The fourth proportional to 40,452.20, 55,822.74 and 25,353 is: 34,986.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,452.20 : 55,822.74 = 25,353 : x
  2. Step 2: Convert to fraction form
    40,452.20/55,822.74 = 25,353/x
  3. Step 3: Cross multiply
    40,452.20x = 55,822.74 × 25,353
  4. Step 4: Simplify right side
    40,452.20x = 1,415,273,927.22
  5. Step 5: Solve for x
    x = 1,415,273,927.22/40,452.20
  6. Step 6: Final answer
    x = 34,986.33

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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.