Home / 28,841.73-43,265.69-12,203.45

Finding the Fourth Proportional to 28,841.73, 43,265.69 and 12,203.45

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Solution

The fourth proportional to 28,841.73, 43,265.69 and 12,203.45 is: 18,306.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,841.73 : 43,265.69 = 12,203.45 : x
  2. Step 2: Convert to fraction form
    28,841.73/43,265.69 = 12,203.45/x
  3. Step 3: Cross multiply
    28,841.73x = 43,265.69 × 12,203.45
  4. Step 4: Simplify right side
    28,841.73x = 527,990,684.63
  5. Step 5: Solve for x
    x = 527,990,684.63/28,841.73
  6. Step 6: Final answer
    x = 18,306.48

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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.