Home / 12,567.26-18,851.52-4,776.68

Finding the Fourth Proportional to 12,567.26, 18,851.52 and 4,776.68

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Solution

The fourth proportional to 12,567.26, 18,851.52 and 4,776.68 is: 7,165.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,567.26 : 18,851.52 = 4,776.68 : x
  2. Step 2: Convert to fraction form
    12,567.26/18,851.52 = 4,776.68/x
  3. Step 3: Cross multiply
    12,567.26x = 18,851.52 × 4,776.68
  4. Step 4: Simplify right side
    12,567.26x = 90,047,678.55
  5. Step 5: Solve for x
    x = 90,047,678.55/12,567.26
  6. Step 6: Final answer
    x = 7,165.26

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.