Home / 50,946.80-70,306.86-28,285.43

Finding the Fourth Proportional to 50,946.80, 70,306.86 and 28,285.43

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Solution

The fourth proportional to 50,946.80, 70,306.86 and 28,285.43 is: 39,034.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,946.80 : 70,306.86 = 28,285.43 : x
  2. Step 2: Convert to fraction form
    50,946.80/70,306.86 = 28,285.43/x
  3. Step 3: Cross multiply
    50,946.80x = 70,306.86 × 28,285.43
  4. Step 4: Simplify right side
    50,946.80x = 1,988,659,415.52
  5. Step 5: Solve for x
    x = 1,988,659,415.52/50,946.80
  6. Step 6: Final answer
    x = 39,034.04

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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.