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Finding the Fourth Proportional to 35,078.67, 52,625.90 and 11,704.50

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Solution

The fourth proportional to 35,078.67, 52,625.90 and 11,704.50 is: 17,559.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,078.67 : 52,625.90 = 11,704.50 : x
  2. Step 2: Convert to fraction form
    35,078.67/52,625.90 = 11,704.50/x
  3. Step 3: Cross multiply
    35,078.67x = 52,625.90 × 11,704.50
  4. Step 4: Simplify right side
    35,078.67x = 615,959,875.81
  5. Step 5: Solve for x
    x = 615,959,875.81/35,078.67
  6. Step 6: Final answer
    x = 17,559.39

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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.