Home / 15,272.12-22,911.77-4,741.61

Finding the Fourth Proportional to 15,272.12, 22,911.77 and 4,741.61

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Solution

The fourth proportional to 15,272.12, 22,911.77 and 4,741.61 is: 7,113.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,272.12 : 22,911.77 = 4,741.61 : x
  2. Step 2: Convert to fraction form
    15,272.12/22,911.77 = 4,741.61/x
  3. Step 3: Cross multiply
    15,272.12x = 22,911.77 × 4,741.61
  4. Step 4: Simplify right side
    15,272.12x = 108,638,539.48
  5. Step 5: Solve for x
    x = 108,638,539.48/15,272.12
  6. Step 6: Final answer
    x = 7,113.52

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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.