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Finding the Fourth Proportional to 33,957.69, 46,867.22 and 18,855.19

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Solution

The fourth proportional to 33,957.69, 46,867.22 and 18,855.19 is: 26,023.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,957.69 : 46,867.22 = 18,855.19 : x
  2. Step 2: Convert to fraction form
    33,957.69/46,867.22 = 18,855.19/x
  3. Step 3: Cross multiply
    33,957.69x = 46,867.22 × 18,855.19
  4. Step 4: Simplify right side
    33,957.69x = 883,690,337.87
  5. Step 5: Solve for x
    x = 883,690,337.87/33,957.69
  6. Step 6: Final answer
    x = 26,023.28

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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.