Home / 33,456.60-50,136.30-28,499.40

Finding the Fourth Proportional to 33,456.60, 50,136.30 and 28,499.40

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Solution

The fourth proportional to 33,456.60, 50,136.30 and 28,499.40 is: 42,707.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,456.60 : 50,136.30 = 28,499.40 : x
  2. Step 2: Convert to fraction form
    33,456.60/50,136.30 = 28,499.40/x
  3. Step 3: Cross multiply
    33,456.60x = 50,136.30 × 28,499.40
  4. Step 4: Simplify right side
    33,456.60x = 1,428,854,468.22
  5. Step 5: Solve for x
    x = 1,428,854,468.22/33,456.60
  6. Step 6: Final answer
    x = 42,707.70

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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.