Home / 36,749.47-50,721.32-20,833.99

Finding the Fourth Proportional to 36,749.47, 50,721.32 and 20,833.99

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Solution

The fourth proportional to 36,749.47, 50,721.32 and 20,833.99 is: 28,754.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,749.47 : 50,721.32 = 20,833.99 : x
  2. Step 2: Convert to fraction form
    36,749.47/50,721.32 = 20,833.99/x
  3. Step 3: Cross multiply
    36,749.47x = 50,721.32 × 20,833.99
  4. Step 4: Simplify right side
    36,749.47x = 1,056,727,473.67
  5. Step 5: Solve for x
    x = 1,056,727,473.67/36,749.47
  6. Step 6: Final answer
    x = 28,754.90

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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.