Home / 40,216.80-60,296.40-16,831.20

Finding the Fourth Proportional to 40,216.80, 60,296.40 and 16,831.20

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Solution

The fourth proportional to 40,216.80, 60,296.40 and 16,831.20 is: 25,234.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,216.80 : 60,296.40 = 16,831.20 : x
  2. Step 2: Convert to fraction form
    40,216.80/60,296.40 = 16,831.20/x
  3. Step 3: Cross multiply
    40,216.80x = 60,296.40 × 16,831.20
  4. Step 4: Simplify right side
    40,216.80x = 1,014,860,767.68
  5. Step 5: Solve for x
    x = 1,014,860,767.68/40,216.80
  6. Step 6: Final answer
    x = 25,234.75

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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.