Home / 40,234.20-60,416.10-30,384.60

Finding the Fourth Proportional to 40,234.20, 60,416.10 and 30,384.60

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Solution

The fourth proportional to 40,234.20, 60,416.10 and 30,384.60 is: 45,625.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,234.20 : 60,416.10 = 30,384.60 : x
  2. Step 2: Convert to fraction form
    40,234.20/60,416.10 = 30,384.60/x
  3. Step 3: Cross multiply
    40,234.20x = 60,416.10 × 30,384.60
  4. Step 4: Simplify right side
    40,234.20x = 1,835,719,032.06
  5. Step 5: Solve for x
    x = 1,835,719,032.06/40,234.20
  6. Step 6: Final answer
    x = 45,625.84

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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.