Home / 36,677.97-50,615.75-20,765.48

Finding the Fourth Proportional to 36,677.97, 50,615.75 and 20,765.48

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Solution

The fourth proportional to 36,677.97, 50,615.75 and 20,765.48 is: 28,656.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,677.97 : 50,615.75 = 20,765.48 : x
  2. Step 2: Convert to fraction form
    36,677.97/50,615.75 = 20,765.48/x
  3. Step 3: Cross multiply
    36,677.97x = 50,615.75 × 20,765.48
  4. Step 4: Simplify right side
    36,677.97x = 1,051,060,522.76
  5. Step 5: Solve for x
    x = 1,051,060,522.76/36,677.97
  6. Step 6: Final answer
    x = 28,656.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.