Home / 30,096.38-45,191.20-28,765.46

Finding the Fourth Proportional to 30,096.38, 45,191.20 and 28,765.46

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Solution

The fourth proportional to 30,096.38, 45,191.20 and 28,765.46 is: 43,192.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,096.38 : 45,191.20 = 28,765.46 : x
  2. Step 2: Convert to fraction form
    30,096.38/45,191.20 = 28,765.46/x
  3. Step 3: Cross multiply
    30,096.38x = 45,191.20 × 28,765.46
  4. Step 4: Simplify right side
    30,096.38x = 1,299,945,655.95
  5. Step 5: Solve for x
    x = 1,299,945,655.95/30,096.38
  6. Step 6: Final answer
    x = 43,192.76

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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.