Home / 38,953.11-53,766.32-23,043.09

Finding the Fourth Proportional to 38,953.11, 53,766.32 and 23,043.09

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Solution

The fourth proportional to 38,953.11, 53,766.32 and 23,043.09 is: 31,805.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,953.11 : 53,766.32 = 23,043.09 : x
  2. Step 2: Convert to fraction form
    38,953.11/53,766.32 = 23,043.09/x
  3. Step 3: Cross multiply
    38,953.11x = 53,766.32 × 23,043.09
  4. Step 4: Simplify right side
    38,953.11x = 1,238,942,150.73
  5. Step 5: Solve for x
    x = 1,238,942,150.73/38,953.11
  6. Step 6: Final answer
    x = 31,805.99

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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.