Home / 50,747.28-70,029.09-28,084.15

Finding the Fourth Proportional to 50,747.28, 70,029.09 and 28,084.15

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Solution

The fourth proportional to 50,747.28, 70,029.09 and 28,084.15 is: 38,754.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,747.28 : 70,029.09 = 28,084.15 : x
  2. Step 2: Convert to fraction form
    50,747.28/70,029.09 = 28,084.15/x
  3. Step 3: Cross multiply
    50,747.28x = 70,029.09 × 28,084.15
  4. Step 4: Simplify right side
    50,747.28x = 1,966,707,503.03
  5. Step 5: Solve for x
    x = 1,966,707,503.03/50,747.28
  6. Step 6: Final answer
    x = 38,754.94

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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.