Home / 16,979.04-25,458.75-6,578.64

Finding the Fourth Proportional to 16,979.04, 25,458.75 and 6,578.64

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Solution

The fourth proportional to 16,979.04, 25,458.75 and 6,578.64 is: 9,864.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,979.04 : 25,458.75 = 6,578.64 : x
  2. Step 2: Convert to fraction form
    16,979.04/25,458.75 = 6,578.64/x
  3. Step 3: Cross multiply
    16,979.04x = 25,458.75 × 6,578.64
  4. Step 4: Simplify right side
    16,979.04x = 167,483,951.10
  5. Step 5: Solve for x
    x = 167,483,951.10/16,979.04
  6. Step 6: Final answer
    x = 9,864.16

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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.