Home / 37,631.73-51,929.58-20,632.62

Finding the Fourth Proportional to 37,631.73, 51,929.58 and 20,632.62

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Solution

The fourth proportional to 37,631.73, 51,929.58 and 20,632.62 is: 28,471.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,631.73 : 51,929.58 = 20,632.62 : x
  2. Step 2: Convert to fraction form
    37,631.73/51,929.58 = 20,632.62/x
  3. Step 3: Cross multiply
    37,631.73x = 51,929.58 × 20,632.62
  4. Step 4: Simplify right side
    37,631.73x = 1,071,443,290.90
  5. Step 5: Solve for x
    x = 1,071,443,290.90/37,631.73
  6. Step 6: Final answer
    x = 28,471.81

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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.