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Finding the Fourth Proportional to 35,283.38, 52,924.76 and 8,987.74

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Solution

The fourth proportional to 35,283.38, 52,924.76 and 8,987.74 is: 13,481.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,283.38 : 52,924.76 = 8,987.74 : x
  2. Step 2: Convert to fraction form
    35,283.38/52,924.76 = 8,987.74/x
  3. Step 3: Cross multiply
    35,283.38x = 52,924.76 × 8,987.74
  4. Step 4: Simplify right side
    35,283.38x = 475,673,982.44
  5. Step 5: Solve for x
    x = 475,673,982.44/35,283.38
  6. Step 6: Final answer
    x = 13,481.53

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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.