Home / 50,748.58-70,032.52-28,087.61

Finding the Fourth Proportional to 50,748.58, 70,032.52 and 28,087.61

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Solution

The fourth proportional to 50,748.58, 70,032.52 and 28,087.61 is: 38,760.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,748.58 : 70,032.52 = 28,087.61 : x
  2. Step 2: Convert to fraction form
    50,748.58/70,032.52 = 28,087.61/x
  3. Step 3: Cross multiply
    50,748.58x = 70,032.52 × 28,087.61
  4. Step 4: Simplify right side
    50,748.58x = 1,967,046,213.94
  5. Step 5: Solve for x
    x = 1,967,046,213.94/50,748.58
  6. Step 6: Final answer
    x = 38,760.62

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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.