Home / 35,340.42-48,772.46-20,237.82

Finding the Fourth Proportional to 35,340.42, 48,772.46 and 20,237.82

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Solution

The fourth proportional to 35,340.42, 48,772.46 and 20,237.82 is: 27,929.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,340.42 : 48,772.46 = 20,237.82 : x
  2. Step 2: Convert to fraction form
    35,340.42/48,772.46 = 20,237.82/x
  3. Step 3: Cross multiply
    35,340.42x = 48,772.46 × 20,237.82
  4. Step 4: Simplify right side
    35,340.42x = 987,048,266.44
  5. Step 5: Solve for x
    x = 987,048,266.44/35,340.42
  6. Step 6: Final answer
    x = 27,929.73

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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.