Home / 48,976.40-73,464.60-28,182.80

Finding the Fourth Proportional to 48,976.40, 73,464.60 and 28,182.80

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Solution

The fourth proportional to 48,976.40, 73,464.60 and 28,182.80 is: 42,274.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,976.40 : 73,464.60 = 28,182.80 : x
  2. Step 2: Convert to fraction form
    48,976.40/73,464.60 = 28,182.80/x
  3. Step 3: Cross multiply
    48,976.40x = 73,464.60 × 28,182.80
  4. Step 4: Simplify right side
    48,976.40x = 2,070,438,128.88
  5. Step 5: Solve for x
    x = 2,070,438,128.88/48,976.40
  6. Step 6: Final answer
    x = 42,274.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.