Home / 55,531.88-83,247.42-28,846.68

Finding the Fourth Proportional to 55,531.88, 83,247.42 and 28,846.68

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Solution

The fourth proportional to 55,531.88, 83,247.42 and 28,846.68 is: 43,243.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,531.88 : 83,247.42 = 28,846.68 : x
  2. Step 2: Convert to fraction form
    55,531.88/83,247.42 = 28,846.68/x
  3. Step 3: Cross multiply
    55,531.88x = 83,247.42 × 28,846.68
  4. Step 4: Simplify right side
    55,531.88x = 2,401,411,793.74
  5. Step 5: Solve for x
    x = 2,401,411,793.74/55,531.88
  6. Step 6: Final answer
    x = 43,243.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.