Home / 50,458.25-69,632.39-28,102.25

Finding the Fourth Proportional to 50,458.25, 69,632.39 and 28,102.25

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Solution

The fourth proportional to 50,458.25, 69,632.39 and 28,102.25 is: 38,781.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,458.25 : 69,632.39 = 28,102.25 : x
  2. Step 2: Convert to fraction form
    50,458.25/69,632.39 = 28,102.25/x
  3. Step 3: Cross multiply
    50,458.25x = 69,632.39 × 28,102.25
  4. Step 4: Simplify right side
    50,458.25x = 1,956,826,831.88
  5. Step 5: Solve for x
    x = 1,956,826,831.88/50,458.25
  6. Step 6: Final answer
    x = 38,781.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.