Home / 55,435.97-76,501.65-29,942.34

Finding the Fourth Proportional to 55,435.97, 76,501.65 and 29,942.34

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Solution

The fourth proportional to 55,435.97, 76,501.65 and 29,942.34 is: 41,320.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,435.97 : 76,501.65 = 29,942.34 : x
  2. Step 2: Convert to fraction form
    55,435.97/76,501.65 = 29,942.34/x
  3. Step 3: Cross multiply
    55,435.97x = 76,501.65 × 29,942.34
  4. Step 4: Simplify right side
    55,435.97x = 2,290,638,414.86
  5. Step 5: Solve for x
    x = 2,290,638,414.86/55,435.97
  6. Step 6: Final answer
    x = 41,320.44

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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.