Home / 36,677.60-50,615.24-20,765.12

Finding the Fourth Proportional to 36,677.60, 50,615.24 and 20,765.12

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Solution

The fourth proportional to 36,677.60, 50,615.24 and 20,765.12 is: 28,655.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,677.60 : 50,615.24 = 20,765.12 : x
  2. Step 2: Convert to fraction form
    36,677.60/50,615.24 = 20,765.12/x
  3. Step 3: Cross multiply
    36,677.60x = 50,615.24 × 20,765.12
  4. Step 4: Simplify right side
    36,677.60x = 1,051,031,532.43
  5. Step 5: Solve for x
    x = 1,051,031,532.43/36,677.60
  6. Step 6: Final answer
    x = 28,655.95

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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.