Home / 36,749.91-50,713.38-21,643.20

Finding the Fourth Proportional to 36,749.91, 50,713.38 and 21,643.20

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Solution

The fourth proportional to 36,749.91, 50,713.38 and 21,643.20 is: 29,866.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,749.91 : 50,713.38 = 21,643.20 : x
  2. Step 2: Convert to fraction form
    36,749.91/50,713.38 = 21,643.20/x
  3. Step 3: Cross multiply
    36,749.91x = 50,713.38 × 21,643.20
  4. Step 4: Simplify right side
    36,749.91x = 1,097,599,826.02
  5. Step 5: Solve for x
    x = 1,097,599,826.02/36,749.91
  6. Step 6: Final answer
    x = 29,866.74

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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.