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Finding the Fourth Proportional to 33,785, 46,626.18 and 18,883.88

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Solution

The fourth proportional to 33,785, 46,626.18 and 18,883.88 is: 26,061.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,785 : 46,626.18 = 18,883.88 : x
  2. Step 2: Convert to fraction form
    33,785/46,626.18 = 18,883.88/x
  3. Step 3: Cross multiply
    33,785x = 46,626.18 × 18,883.88
  4. Step 4: Simplify right side
    33,785x = 880,483,187.98
  5. Step 5: Solve for x
    x = 880,483,187.98/33,785
  6. Step 6: Final answer
    x = 26,061.36

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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.