Home / 55,820.20-83,658.96-26,172.64

Finding the Fourth Proportional to 55,820.20, 83,658.96 and 26,172.64

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Solution

The fourth proportional to 55,820.20, 83,658.96 and 26,172.64 is: 39,225.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,820.20 : 83,658.96 = 26,172.64 : x
  2. Step 2: Convert to fraction form
    55,820.20/83,658.96 = 26,172.64/x
  3. Step 3: Cross multiply
    55,820.20x = 83,658.96 × 26,172.64
  4. Step 4: Simplify right side
    55,820.20x = 2,189,575,842.85
  5. Step 5: Solve for x
    x = 2,189,575,842.85/55,820.20
  6. Step 6: Final answer
    x = 39,225.51

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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.