Home / 37,897.67-52,299.18-20,902.65

Finding the Fourth Proportional to 37,897.67, 52,299.18 and 20,902.65

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Solution

The fourth proportional to 37,897.67, 52,299.18 and 20,902.65 is: 28,845.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,897.67 : 52,299.18 = 20,902.65 : x
  2. Step 2: Convert to fraction form
    37,897.67/52,299.18 = 20,902.65/x
  3. Step 3: Cross multiply
    37,897.67x = 52,299.18 × 20,902.65
  4. Step 4: Simplify right side
    37,897.67x = 1,093,191,454.83
  5. Step 5: Solve for x
    x = 1,093,191,454.83/37,897.67
  6. Step 6: Final answer
    x = 28,845.88

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Double scale
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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.