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Finding the Fourth Proportional to 33,875.05, 46,747.06 and 18,767.68

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Solution

The fourth proportional to 33,875.05, 46,747.06 and 18,767.68 is: 25,899.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,875.05 : 46,747.06 = 18,767.68 : x
  2. Step 2: Convert to fraction form
    33,875.05/46,747.06 = 18,767.68/x
  3. Step 3: Cross multiply
    33,875.05x = 46,747.06 × 18,767.68
  4. Step 4: Simplify right side
    33,875.05x = 877,333,863.02
  5. Step 5: Solve for x
    x = 877,333,863.02/33,875.05
  6. Step 6: Final answer
    x = 25,899.12

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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.