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Finding the Fourth Proportional to 35,265.86, 52,899.56 and 8,970.60

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Solution

The fourth proportional to 35,265.86, 52,899.56 and 8,970.60 is: 13,456.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,265.86 : 52,899.56 = 8,970.60 : x
  2. Step 2: Convert to fraction form
    35,265.86/52,899.56 = 8,970.60/x
  3. Step 3: Cross multiply
    35,265.86x = 52,899.56 × 8,970.60
  4. Step 4: Simplify right side
    35,265.86x = 474,540,792.94
  5. Step 5: Solve for x
    x = 474,540,792.94/35,265.86
  6. Step 6: Final answer
    x = 13,456.10

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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.