Home / 37,141.62-51,252.39-20,374.62

Finding the Fourth Proportional to 37,141.62, 51,252.39 and 20,374.62

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Solution

The fourth proportional to 37,141.62, 51,252.39 and 20,374.62 is: 28,115.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,141.62 : 51,252.39 = 20,374.62 : x
  2. Step 2: Convert to fraction form
    37,141.62/51,252.39 = 20,374.62/x
  3. Step 3: Cross multiply
    37,141.62x = 51,252.39 × 20,374.62
  4. Step 4: Simplify right side
    37,141.62x = 1,044,247,970.34
  5. Step 5: Solve for x
    x = 1,044,247,970.34/37,141.62
  6. Step 6: Final answer
    x = 28,115.30

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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.