Home / 28,841.76-43,253.73-12,201.53

Finding the Fourth Proportional to 28,841.76, 43,253.73 and 12,201.53

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Solution

The fourth proportional to 28,841.76, 43,253.73 and 12,201.53 is: 18,298.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,841.76 : 43,253.73 = 12,201.53 : x
  2. Step 2: Convert to fraction form
    28,841.76/43,253.73 = 12,201.53/x
  3. Step 3: Cross multiply
    28,841.76x = 43,253.73 × 12,201.53
  4. Step 4: Simplify right side
    28,841.76x = 527,761,467.94
  5. Step 5: Solve for x
    x = 527,761,467.94/28,841.76
  6. Step 6: Final answer
    x = 18,298.52

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1.5x scale

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.