Home / 50,968.50-70,335.42-28,306.23

Finding the Fourth Proportional to 50,968.50, 70,335.42 and 28,306.23

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Solution

The fourth proportional to 50,968.50, 70,335.42 and 28,306.23 is: 39,061.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,968.50 : 70,335.42 = 28,306.23 : x
  2. Step 2: Convert to fraction form
    50,968.50/70,335.42 = 28,306.23/x
  3. Step 3: Cross multiply
    50,968.50x = 70,335.42 × 28,306.23
  4. Step 4: Simplify right side
    50,968.50x = 1,990,930,575.67
  5. Step 5: Solve for x
    x = 1,990,930,575.67/50,968.50
  6. Step 6: Final answer
    x = 39,061.98

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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.