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Finding the Fourth Proportional to 33,798.48, 46,641.06 and 18,691.98

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Solution

The fourth proportional to 33,798.48, 46,641.06 and 18,691.98 is: 25,794.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,798.48 : 46,641.06 = 18,691.98 : x
  2. Step 2: Convert to fraction form
    33,798.48/46,641.06 = 18,691.98/x
  3. Step 3: Cross multiply
    33,798.48x = 46,641.06 × 18,691.98
  4. Step 4: Simplify right side
    33,798.48x = 871,813,760.70
  5. Step 5: Solve for x
    x = 871,813,760.70/33,798.48
  6. Step 6: Final answer
    x = 25,794.47

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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.