Home / 36,971.45-55,433.49-15,618.37

Finding the Fourth Proportional to 36,971.45, 55,433.49 and 15,618.37

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Solution

The fourth proportional to 36,971.45, 55,433.49 and 15,618.37 is: 23,417.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,971.45 : 55,433.49 = 15,618.37 : x
  2. Step 2: Convert to fraction form
    36,971.45/55,433.49 = 15,618.37/x
  3. Step 3: Cross multiply
    36,971.45x = 55,433.49 × 15,618.37
  4. Step 4: Simplify right side
    36,971.45x = 865,780,757.21
  5. Step 5: Solve for x
    x = 865,780,757.21/36,971.45
  6. Step 6: Final answer
    x = 23,417.55

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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.