Home / 19,574.16-29,333.64-15,171

Finding the Fourth Proportional to 19,574.16, 29,333.64 and 15,171

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Solution

The fourth proportional to 19,574.16, 29,333.64 and 15,171 is: 22,735.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,574.16 : 29,333.64 = 15,171 : x
  2. Step 2: Convert to fraction form
    19,574.16/29,333.64 = 15,171/x
  3. Step 3: Cross multiply
    19,574.16x = 29,333.64 × 15,171
  4. Step 4: Simplify right side
    19,574.16x = 445,020,652.44
  5. Step 5: Solve for x
    x = 445,020,652.44/19,574.16
  6. Step 6: Final answer
    x = 22,735.11

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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.