Home / 36,976.29-55,467.51-12,015.78

Finding the Fourth Proportional to 36,976.29, 55,467.51 and 12,015.78

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Solution

The fourth proportional to 36,976.29, 55,467.51 and 12,015.78 is: 18,024.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,976.29 : 55,467.51 = 12,015.78 : x
  2. Step 2: Convert to fraction form
    36,976.29/55,467.51 = 12,015.78/x
  3. Step 3: Cross multiply
    36,976.29x = 55,467.51 × 12,015.78
  4. Step 4: Simplify right side
    36,976.29x = 666,485,397.31
  5. Step 5: Solve for x
    x = 666,485,397.31/36,976.29
  6. Step 6: Final answer
    x = 18,024.67

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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.