Home / 36,723.83-50,685.70-21,615.76

Finding the Fourth Proportional to 36,723.83, 50,685.70 and 21,615.76

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Solution

The fourth proportional to 36,723.83, 50,685.70 and 21,615.76 is: 29,833.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,723.83 : 50,685.70 = 21,615.76 : x
  2. Step 2: Convert to fraction form
    36,723.83/50,685.70 = 21,615.76/x
  3. Step 3: Cross multiply
    36,723.83x = 50,685.70 × 21,615.76
  4. Step 4: Simplify right side
    36,723.83x = 1,095,609,976.48
  5. Step 5: Solve for x
    x = 1,095,609,976.48/36,723.83
  6. Step 6: Final answer
    x = 29,833.76

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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.