Home / 55,207.18-76,214.28-32,553.55

Finding the Fourth Proportional to 55,207.18, 76,214.28 and 32,553.55

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Solution

The fourth proportional to 55,207.18, 76,214.28 and 32,553.55 is: 44,940.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,207.18 : 76,214.28 = 32,553.55 : x
  2. Step 2: Convert to fraction form
    55,207.18/76,214.28 = 32,553.55/x
  3. Step 3: Cross multiply
    55,207.18x = 76,214.28 × 32,553.55
  4. Step 4: Simplify right side
    55,207.18x = 2,481,045,374.69
  5. Step 5: Solve for x
    x = 2,481,045,374.69/55,207.18
  6. Step 6: Final answer
    x = 44,940.63

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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.