Home / 36,209.13-49,970.64-20,294.60

Finding the Fourth Proportional to 36,209.13, 49,970.64 and 20,294.60

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Solution

The fourth proportional to 36,209.13, 49,970.64 and 20,294.60 is: 28,007.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,209.13 : 49,970.64 = 20,294.60 : x
  2. Step 2: Convert to fraction form
    36,209.13/49,970.64 = 20,294.60/x
  3. Step 3: Cross multiply
    36,209.13x = 49,970.64 × 20,294.60
  4. Step 4: Simplify right side
    36,209.13x = 1,014,134,150.54
  5. Step 5: Solve for x
    x = 1,014,134,150.54/36,209.13
  6. Step 6: Final answer
    x = 28,007.69

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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.