Home / 15,574.38-23,305.74-14,531.64

Finding the Fourth Proportional to 15,574.38, 23,305.74 and 14,531.64

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Solution

The fourth proportional to 15,574.38, 23,305.74 and 14,531.64 is: 21,745.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,574.38 : 23,305.74 = 14,531.64 : x
  2. Step 2: Convert to fraction form
    15,574.38/23,305.74 = 14,531.64/x
  3. Step 3: Cross multiply
    15,574.38x = 23,305.74 × 14,531.64
  4. Step 4: Simplify right side
    15,574.38x = 338,670,623.61
  5. Step 5: Solve for x
    x = 338,670,623.61/15,574.38
  6. Step 6: Final answer
    x = 21,745.37

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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.