Home / 45,288.80-67,933.20-33,000.80

Finding the Fourth Proportional to 45,288.80, 67,933.20 and 33,000.80

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Solution

The fourth proportional to 45,288.80, 67,933.20 and 33,000.80 is: 49,501.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,288.80 : 67,933.20 = 33,000.80 : x
  2. Step 2: Convert to fraction form
    45,288.80/67,933.20 = 33,000.80/x
  3. Step 3: Cross multiply
    45,288.80x = 67,933.20 × 33,000.80
  4. Step 4: Simplify right side
    45,288.80x = 2,241,849,946.56
  5. Step 5: Solve for x
    x = 2,241,849,946.56/45,288.80
  6. Step 6: Final answer
    x = 49,501.20

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Double scale
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Similar ratio
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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.