Home / 36,713.58-50,663.75-20,803.16

Finding the Fourth Proportional to 36,713.58, 50,663.75 and 20,803.16

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Solution

The fourth proportional to 36,713.58, 50,663.75 and 20,803.16 is: 28,707.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,713.58 : 50,663.75 = 20,803.16 : x
  2. Step 2: Convert to fraction form
    36,713.58/50,663.75 = 20,803.16/x
  3. Step 3: Cross multiply
    36,713.58x = 50,663.75 × 20,803.16
  4. Step 4: Simplify right side
    36,713.58x = 1,053,965,740.12
  5. Step 5: Solve for x
    x = 1,053,965,740.12/36,713.58
  6. Step 6: Final answer
    x = 28,707.79

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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.