Home / 38,113.32-57,205.08-19,406.73

Finding the Fourth Proportional to 38,113.32, 57,205.08 and 19,406.73

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Solution

The fourth proportional to 38,113.32, 57,205.08 and 19,406.73 is: 29,127.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,113.32 : 57,205.08 = 19,406.73 : x
  2. Step 2: Convert to fraction form
    38,113.32/57,205.08 = 19,406.73/x
  3. Step 3: Cross multiply
    38,113.32x = 57,205.08 × 19,406.73
  4. Step 4: Simplify right side
    38,113.32x = 1,110,163,542.19
  5. Step 5: Solve for x
    x = 1,110,163,542.19/38,113.32
  6. Step 6: Final answer
    x = 29,127.97

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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.