Home / 40,903.60-61,326.62-15,922.56

Finding the Fourth Proportional to 40,903.60, 61,326.62 and 15,922.56

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Solution

The fourth proportional to 40,903.60, 61,326.62 and 15,922.56 is: 23,872.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,903.60 : 61,326.62 = 15,922.56 : x
  2. Step 2: Convert to fraction form
    40,903.60/61,326.62 = 15,922.56/x
  3. Step 3: Cross multiply
    40,903.60x = 61,326.62 × 15,922.56
  4. Step 4: Simplify right side
    40,903.60x = 976,476,786.55
  5. Step 5: Solve for x
    x = 976,476,786.55/40,903.60
  6. Step 6: Final answer
    x = 23,872.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.