Home / 28,366.89-42,536.74-16,524.02

Finding the Fourth Proportional to 28,366.89, 42,536.74 and 16,524.02

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Solution

The fourth proportional to 28,366.89, 42,536.74 and 16,524.02 is: 24,778.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,366.89 : 42,536.74 = 16,524.02 : x
  2. Step 2: Convert to fraction form
    28,366.89/42,536.74 = 16,524.02/x
  3. Step 3: Cross multiply
    28,366.89x = 42,536.74 × 16,524.02
  4. Step 4: Simplify right side
    28,366.89x = 702,878,170.73
  5. Step 5: Solve for x
    x = 702,878,170.73/28,366.89
  6. Step 6: Final answer
    x = 24,778.12

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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.