Home / 36,740.88-55,112.76-10,447.92

Finding the Fourth Proportional to 36,740.88, 55,112.76 and 10,447.92

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Solution

The fourth proportional to 36,740.88, 55,112.76 and 10,447.92 is: 15,672.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,740.88 : 55,112.76 = 10,447.92 : x
  2. Step 2: Convert to fraction form
    36,740.88/55,112.76 = 10,447.92/x
  3. Step 3: Cross multiply
    36,740.88x = 55,112.76 × 10,447.92
  4. Step 4: Simplify right side
    36,740.88x = 575,813,707.46
  5. Step 5: Solve for x
    x = 575,813,707.46/36,740.88
  6. Step 6: Final answer
    x = 15,672.29

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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.