Home / 33,889.59-46,765.35-18,780.84

Finding the Fourth Proportional to 33,889.59, 46,765.35 and 18,780.84

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Solution

The fourth proportional to 33,889.59, 46,765.35 and 18,780.84 is: 25,916.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,889.59 : 46,765.35 = 18,780.84 : x
  2. Step 2: Convert to fraction form
    33,889.59/46,765.35 = 18,780.84/x
  3. Step 3: Cross multiply
    33,889.59x = 46,765.35 × 18,780.84
  4. Step 4: Simplify right side
    33,889.59x = 878,292,555.89
  5. Step 5: Solve for x
    x = 878,292,555.89/33,889.59
  6. Step 6: Final answer
    x = 25,916.29

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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.