Home / 17,214.78-25,822.46-5,368.88

Finding the Fourth Proportional to 17,214.78, 25,822.46 and 5,368.88

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Solution

The fourth proportional to 17,214.78, 25,822.46 and 5,368.88 is: 8,053.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,214.78 : 25,822.46 = 5,368.88 : x
  2. Step 2: Convert to fraction form
    17,214.78/25,822.46 = 5,368.88/x
  3. Step 3: Cross multiply
    17,214.78x = 25,822.46 × 5,368.88
  4. Step 4: Simplify right side
    17,214.78x = 138,637,533.09
  5. Step 5: Solve for x
    x = 138,637,533.09/17,214.78
  6. Step 6: Final answer
    x = 8,053.40

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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.