Home / 25,952.06-38,930.83-11,909.70

Finding the Fourth Proportional to 25,952.06, 38,930.83 and 11,909.70

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Solution

The fourth proportional to 25,952.06, 38,930.83 and 11,909.70 is: 17,865.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,952.06 : 38,930.83 = 11,909.70 : x
  2. Step 2: Convert to fraction form
    25,952.06/38,930.83 = 11,909.70/x
  3. Step 3: Cross multiply
    25,952.06x = 38,930.83 × 11,909.70
  4. Step 4: Simplify right side
    25,952.06x = 463,654,476.28
  5. Step 5: Solve for x
    x = 463,654,476.28/25,952.06
  6. Step 6: Final answer
    x = 17,865.80

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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.