Home / 36,293.90-50,084.28-20,379.02

Finding the Fourth Proportional to 36,293.90, 50,084.28 and 20,379.02

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Solution

The fourth proportional to 36,293.90, 50,084.28 and 20,379.02 is: 28,122.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,293.90 : 50,084.28 = 20,379.02 : x
  2. Step 2: Convert to fraction form
    36,293.90/50,084.28 = 20,379.02/x
  3. Step 3: Cross multiply
    36,293.90x = 50,084.28 × 20,379.02
  4. Step 4: Simplify right side
    36,293.90x = 1,020,668,293.38
  5. Step 5: Solve for x
    x = 1,020,668,293.38/36,293.90
  6. Step 6: Final answer
    x = 28,122.31

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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.