Home / 36,981.27-55,463.81-10,680.30

Finding the Fourth Proportional to 36,981.27, 55,463.81 and 10,680.30

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Solution

The fourth proportional to 36,981.27, 55,463.81 and 10,680.30 is: 16,018.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,981.27 : 55,463.81 = 10,680.30 : x
  2. Step 2: Convert to fraction form
    36,981.27/55,463.81 = 10,680.30/x
  3. Step 3: Cross multiply
    36,981.27x = 55,463.81 × 10,680.30
  4. Step 4: Simplify right side
    36,981.27x = 592,370,076.54
  5. Step 5: Solve for x
    x = 592,370,076.54/36,981.27
  6. Step 6: Final answer
    x = 16,018.11

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1.5x scale

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.