Home / 33,437.91-46,149.07-20,695.20

Finding the Fourth Proportional to 33,437.91, 46,149.07 and 20,695.20

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Solution

The fourth proportional to 33,437.91, 46,149.07 and 20,695.20 is: 28,562.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,437.91 : 46,149.07 = 20,695.20 : x
  2. Step 2: Convert to fraction form
    33,437.91/46,149.07 = 20,695.20/x
  3. Step 3: Cross multiply
    33,437.91x = 46,149.07 × 20,695.20
  4. Step 4: Simplify right side
    33,437.91x = 955,063,899.24
  5. Step 5: Solve for x
    x = 955,063,899.24/33,437.91
  6. Step 6: Final answer
    x = 28,562.31

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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.