Home / 16,802.51-25,207.52-5,116.64

Finding the Fourth Proportional to 16,802.51, 25,207.52 and 5,116.64

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Solution

The fourth proportional to 16,802.51, 25,207.52 and 5,116.64 is: 7,676.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,802.51 : 25,207.52 = 5,116.64 : x
  2. Step 2: Convert to fraction form
    16,802.51/25,207.52 = 5,116.64/x
  3. Step 3: Cross multiply
    16,802.51x = 25,207.52 × 5,116.64
  4. Step 4: Simplify right side
    16,802.51x = 128,977,653.51
  5. Step 5: Solve for x
    x = 128,977,653.51/16,802.51
  6. Step 6: Final answer
    x = 7,676.10

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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.