Home / 33,439.92-46,130.76-28,132.80

Finding the Fourth Proportional to 33,439.92, 46,130.76 and 28,132.80

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Solution

The fourth proportional to 33,439.92, 46,130.76 and 28,132.80 is: 38,809.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,439.92 : 46,130.76 = 28,132.80 : x
  2. Step 2: Convert to fraction form
    33,439.92/46,130.76 = 28,132.80/x
  3. Step 3: Cross multiply
    33,439.92x = 46,130.76 × 28,132.80
  4. Step 4: Simplify right side
    33,439.92x = 1,297,787,444.93
  5. Step 5: Solve for x
    x = 1,297,787,444.93/33,439.92
  6. Step 6: Final answer
    x = 38,809.53

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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.