Home / 37,989.92-56,981.04-13,364

Finding the Fourth Proportional to 37,989.92, 56,981.04 and 13,364

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Solution

The fourth proportional to 37,989.92, 56,981.04 and 13,364 is: 20,044.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,989.92 : 56,981.04 = 13,364 : x
  2. Step 2: Convert to fraction form
    37,989.92/56,981.04 = 13,364/x
  3. Step 3: Cross multiply
    37,989.92x = 56,981.04 × 13,364
  4. Step 4: Simplify right side
    37,989.92x = 761,494,618.56
  5. Step 5: Solve for x
    x = 761,494,618.56/37,989.92
  6. Step 6: Final answer
    x = 20,044.65

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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.