Home / 50,947.36-70,315.74-28,293.68

Finding the Fourth Proportional to 50,947.36, 70,315.74 and 28,293.68

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Solution

The fourth proportional to 50,947.36, 70,315.74 and 28,293.68 is: 39,049.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,947.36 : 70,315.74 = 28,293.68 : x
  2. Step 2: Convert to fraction form
    50,947.36/70,315.74 = 28,293.68/x
  3. Step 3: Cross multiply
    50,947.36x = 70,315.74 × 28,293.68
  4. Step 4: Simplify right side
    50,947.36x = 1,989,491,046.52
  5. Step 5: Solve for x
    x = 1,989,491,046.52/50,947.36
  6. Step 6: Final answer
    x = 39,049.93

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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.