Home / 40,245.30-60,359.40-15,276.60

Finding the Fourth Proportional to 40,245.30, 60,359.40 and 15,276.60

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Solution

The fourth proportional to 40,245.30, 60,359.40 and 15,276.60 is: 22,911.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,245.30 : 60,359.40 = 15,276.60 : x
  2. Step 2: Convert to fraction form
    40,245.30/60,359.40 = 15,276.60/x
  3. Step 3: Cross multiply
    40,245.30x = 60,359.40 × 15,276.60
  4. Step 4: Simplify right side
    40,245.30x = 922,086,410.04
  5. Step 5: Solve for x
    x = 922,086,410.04/40,245.30
  6. Step 6: Final answer
    x = 22,911.65

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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.