Home / 30,108.20-45,034.30-27,010.60

Finding the Fourth Proportional to 30,108.20, 45,034.30 and 27,010.60

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Solution

The fourth proportional to 30,108.20, 45,034.30 and 27,010.60 is: 40,401.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,108.20 : 45,034.30 = 27,010.60 : x
  2. Step 2: Convert to fraction form
    30,108.20/45,034.30 = 27,010.60/x
  3. Step 3: Cross multiply
    30,108.20x = 45,034.30 × 27,010.60
  4. Step 4: Simplify right side
    30,108.20x = 1,216,403,463.58
  5. Step 5: Solve for x
    x = 1,216,403,463.58/30,108.20
  6. Step 6: Final answer
    x = 40,401.07

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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.