Home / 37,981.32-56,972.10-22,388

Finding the Fourth Proportional to 37,981.32, 56,972.10 and 22,388

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Solution

The fourth proportional to 37,981.32, 56,972.10 and 22,388 is: 33,582.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,981.32 : 56,972.10 = 22,388 : x
  2. Step 2: Convert to fraction form
    37,981.32/56,972.10 = 22,388/x
  3. Step 3: Cross multiply
    37,981.32x = 56,972.10 × 22,388
  4. Step 4: Simplify right side
    37,981.32x = 1,275,491,374.80
  5. Step 5: Solve for x
    x = 1,275,491,374.80/37,981.32
  6. Step 6: Final answer
    x = 33,582.07

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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.