Home / 22,151.02-30,567.96-12,079.12

Finding the Fourth Proportional to 22,151.02, 30,567.96 and 12,079.12

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Solution

The fourth proportional to 22,151.02, 30,567.96 and 12,079.12 is: 16,668.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,151.02 : 30,567.96 = 12,079.12 : x
  2. Step 2: Convert to fraction form
    22,151.02/30,567.96 = 12,079.12/x
  3. Step 3: Cross multiply
    22,151.02x = 30,567.96 × 12,079.12
  4. Step 4: Simplify right side
    22,151.02x = 369,234,057.00
  5. Step 5: Solve for x
    x = 369,234,057.00/22,151.02
  6. Step 6: Final answer
    x = 16,668.94

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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.