Home / 25,763.04-38,644.76-9,123.14

Finding the Fourth Proportional to 25,763.04, 38,644.76 and 9,123.14

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Solution

The fourth proportional to 25,763.04, 38,644.76 and 9,123.14 is: 13,684.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,763.04 : 38,644.76 = 9,123.14 : x
  2. Step 2: Convert to fraction form
    25,763.04/38,644.76 = 9,123.14/x
  3. Step 3: Cross multiply
    25,763.04x = 38,644.76 × 9,123.14
  4. Step 4: Simplify right side
    25,763.04x = 352,561,555.75
  5. Step 5: Solve for x
    x = 352,561,555.75/25,763.04
  6. Step 6: Final answer
    x = 13,684.78

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Double scale
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Similar ratio
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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.