Home / 12,941.12-17,858.56-7,567.25

Finding the Fourth Proportional to 12,941.12, 17,858.56 and 7,567.25

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Solution

The fourth proportional to 12,941.12, 17,858.56 and 7,567.25 is: 10,442.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,941.12 : 17,858.56 = 7,567.25 : x
  2. Step 2: Convert to fraction form
    12,941.12/17,858.56 = 7,567.25/x
  3. Step 3: Cross multiply
    12,941.12x = 17,858.56 × 7,567.25
  4. Step 4: Simplify right side
    12,941.12x = 135,140,176.29
  5. Step 5: Solve for x
    x = 135,140,176.29/12,941.12
  6. Step 6: Final answer
    x = 10,442.70

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.