Home / 12,426.64-17,148.52-6,837.52

Finding the Fourth Proportional to 12,426.64, 17,148.52 and 6,837.52

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Solution

The fourth proportional to 12,426.64, 17,148.52 and 6,837.52 is: 9,435.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,426.64 : 17,148.52 = 6,837.52 : x
  2. Step 2: Convert to fraction form
    12,426.64/17,148.52 = 6,837.52/x
  3. Step 3: Cross multiply
    12,426.64x = 17,148.52 × 6,837.52
  4. Step 4: Simplify right side
    12,426.64x = 117,253,348.47
  5. Step 5: Solve for x
    x = 117,253,348.47/12,426.64
  6. Step 6: Final answer
    x = 9,435.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.