Home / 55,612.38-76,763.82-33,808.62

Finding the Fourth Proportional to 55,612.38, 76,763.82 and 33,808.62

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Solution

The fourth proportional to 55,612.38, 76,763.82 and 33,808.62 is: 46,667.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,612.38 : 76,763.82 = 33,808.62 : x
  2. Step 2: Convert to fraction form
    55,612.38/76,763.82 = 33,808.62/x
  3. Step 3: Cross multiply
    55,612.38x = 76,763.82 × 33,808.62
  4. Step 4: Simplify right side
    55,612.38x = 2,595,278,820.13
  5. Step 5: Solve for x
    x = 2,595,278,820.13/55,612.38
  6. Step 6: Final answer
    x = 46,667.29

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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.