Home / 27,898.98-38,425.77-25,796.94

Finding the Fourth Proportional to 27,898.98, 38,425.77 and 25,796.94

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Solution

The fourth proportional to 27,898.98, 38,425.77 and 25,796.94 is: 35,530.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,898.98 : 38,425.77 = 25,796.94 : x
  2. Step 2: Convert to fraction form
    27,898.98/38,425.77 = 25,796.94/x
  3. Step 3: Cross multiply
    27,898.98x = 38,425.77 × 25,796.94
  4. Step 4: Simplify right side
    27,898.98x = 991,267,283.14
  5. Step 5: Solve for x
    x = 991,267,283.14/27,898.98
  6. Step 6: Final answer
    x = 35,530.59

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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.