Home / 50,912.52-70,267.67-28,258.82

Finding the Fourth Proportional to 50,912.52, 70,267.67 and 28,258.82

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Solution

The fourth proportional to 50,912.52, 70,267.67 and 28,258.82 is: 39,001.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,912.52 : 70,267.67 = 28,258.82 : x
  2. Step 2: Convert to fraction form
    50,912.52/70,267.67 = 28,258.82/x
  3. Step 3: Cross multiply
    50,912.52x = 70,267.67 × 28,258.82
  4. Step 4: Simplify right side
    50,912.52x = 1,985,681,438.35
  5. Step 5: Solve for x
    x = 1,985,681,438.35/50,912.52
  6. Step 6: Final answer
    x = 39,001.83

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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.