Home / 38,493.32-57,759.12-21,615.84

Finding the Fourth Proportional to 38,493.32, 57,759.12 and 21,615.84

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Solution

The fourth proportional to 38,493.32, 57,759.12 and 21,615.84 is: 32,434.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,493.32 : 57,759.12 = 21,615.84 : x
  2. Step 2: Convert to fraction form
    38,493.32/57,759.12 = 21,615.84/x
  3. Step 3: Cross multiply
    38,493.32x = 57,759.12 × 21,615.84
  4. Step 4: Simplify right side
    38,493.32x = 1,248,511,896.46
  5. Step 5: Solve for x
    x = 1,248,511,896.46/38,493.32
  6. Step 6: Final answer
    x = 32,434.51

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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.