Home / 55,380.60-76,403.52-34,122.96

Finding the Fourth Proportional to 55,380.60, 76,403.52 and 34,122.96

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Solution

The fourth proportional to 55,380.60, 76,403.52 and 34,122.96 is: 47,076.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,380.60 : 76,403.52 = 34,122.96 : x
  2. Step 2: Convert to fraction form
    55,380.60/76,403.52 = 34,122.96/x
  3. Step 3: Cross multiply
    55,380.60x = 76,403.52 × 34,122.96
  4. Step 4: Simplify right side
    55,380.60x = 2,607,114,256.82
  5. Step 5: Solve for x
    x = 2,607,114,256.82/55,380.60
  6. Step 6: Final answer
    x = 47,076.31

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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.