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Finding the Fourth Proportional to 33,472.91, 46,189.68 and 19,129.91

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Solution

The fourth proportional to 33,472.91, 46,189.68 and 19,129.91 is: 26,397.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,472.91 : 46,189.68 = 19,129.91 : x
  2. Step 2: Convert to fraction form
    33,472.91/46,189.68 = 19,129.91/x
  3. Step 3: Cross multiply
    33,472.91x = 46,189.68 × 19,129.91
  4. Step 4: Simplify right side
    33,472.91x = 883,604,190.38
  5. Step 5: Solve for x
    x = 883,604,190.38/33,472.91
  6. Step 6: Final answer
    x = 26,397.60

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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.