Home / 33,887.55-46,764.12-18,780.09

Finding the Fourth Proportional to 33,887.55, 46,764.12 and 18,780.09

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Solution

The fourth proportional to 33,887.55, 46,764.12 and 18,780.09 is: 25,916.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,887.55 : 46,764.12 = 18,780.09 : x
  2. Step 2: Convert to fraction form
    33,887.55/46,764.12 = 18,780.09/x
  3. Step 3: Cross multiply
    33,887.55x = 46,764.12 × 18,780.09
  4. Step 4: Simplify right side
    33,887.55x = 878,234,382.37
  5. Step 5: Solve for x
    x = 878,234,382.37/33,887.55
  6. Step 6: Final answer
    x = 25,916.14

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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.