Home / 27,542.33-38,008.31-15,607.94

Finding the Fourth Proportional to 27,542.33, 38,008.31 and 15,607.94

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Solution

The fourth proportional to 27,542.33, 38,008.31 and 15,607.94 is: 21,538.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,542.33 : 38,008.31 = 15,607.94 : x
  2. Step 2: Convert to fraction form
    27,542.33/38,008.31 = 15,607.94/x
  3. Step 3: Cross multiply
    27,542.33x = 38,008.31 × 15,607.94
  4. Step 4: Simplify right side
    27,542.33x = 593,231,153.90
  5. Step 5: Solve for x
    x = 593,231,153.90/27,542.33
  6. Step 6: Final answer
    x = 21,538.89

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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.