Home / 25,831.22-38,761.77-10,836.99

Finding the Fourth Proportional to 25,831.22, 38,761.77 and 10,836.99

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Solution

The fourth proportional to 25,831.22, 38,761.77 and 10,836.99 is: 16,261.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,831.22 : 38,761.77 = 10,836.99 : x
  2. Step 2: Convert to fraction form
    25,831.22/38,761.77 = 10,836.99/x
  3. Step 3: Cross multiply
    25,831.22x = 38,761.77 × 10,836.99
  4. Step 4: Simplify right side
    25,831.22x = 420,060,913.87
  5. Step 5: Solve for x
    x = 420,060,913.87/25,831.22
  6. Step 6: Final answer
    x = 16,261.76

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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.