Home / 50,930.62-70,283.57-28,269.55

Finding the Fourth Proportional to 50,930.62, 70,283.57 and 28,269.55

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Solution

The fourth proportional to 50,930.62, 70,283.57 and 28,269.55 is: 39,011.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,930.62 : 70,283.57 = 28,269.55 : x
  2. Step 2: Convert to fraction form
    50,930.62/70,283.57 = 28,269.55/x
  3. Step 3: Cross multiply
    50,930.62x = 70,283.57 × 28,269.55
  4. Step 4: Simplify right side
    50,930.62x = 1,986,884,754.95
  5. Step 5: Solve for x
    x = 1,986,884,754.95/50,930.62
  6. Step 6: Final answer
    x = 39,011.60

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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.