Home / 19,519.16-29,280.34-5,669.24

Finding the Fourth Proportional to 19,519.16, 29,280.34 and 5,669.24

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Solution

The fourth proportional to 19,519.16, 29,280.34 and 5,669.24 is: 8,504.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,519.16 : 29,280.34 = 5,669.24 : x
  2. Step 2: Convert to fraction form
    19,519.16/29,280.34 = 5,669.24/x
  3. Step 3: Cross multiply
    19,519.16x = 29,280.34 × 5,669.24
  4. Step 4: Simplify right side
    19,519.16x = 165,997,274.74
  5. Step 5: Solve for x
    x = 165,997,274.74/19,519.16
  6. Step 6: Final answer
    x = 8,504.32

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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.