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Finding the Fourth Proportional to 33,872.99, 46,746.36 and 20,444.00

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Solution

The fourth proportional to 33,872.99, 46,746.36 and 20,444.00 is: 28,213.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,872.99 : 46,746.36 = 20,444.00 : x
  2. Step 2: Convert to fraction form
    33,872.99/46,746.36 = 20,444.00/x
  3. Step 3: Cross multiply
    33,872.99x = 46,746.36 × 20,444.00
  4. Step 4: Simplify right side
    33,872.99x = 955,682,350.11
  5. Step 5: Solve for x
    x = 955,682,350.11/33,872.99
  6. Step 6: Final answer
    x = 28,213.70

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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.