Home / 16,894.64-25,345.60-5,049.36

Finding the Fourth Proportional to 16,894.64, 25,345.60 and 5,049.36

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Solution

The fourth proportional to 16,894.64, 25,345.60 and 5,049.36 is: 7,575.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,894.64 : 25,345.60 = 5,049.36 : x
  2. Step 2: Convert to fraction form
    16,894.64/25,345.60 = 5,049.36/x
  3. Step 3: Cross multiply
    16,894.64x = 25,345.60 × 5,049.36
  4. Step 4: Simplify right side
    16,894.64x = 127,979,058.82
  5. Step 5: Solve for x
    x = 127,979,058.82/16,894.64
  6. Step 6: Final answer
    x = 7,575.13

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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.