Home / 19,837.52-27,377.93-12,673.98

Finding the Fourth Proportional to 19,837.52, 27,377.93 and 12,673.98

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Solution

The fourth proportional to 19,837.52, 27,377.93 and 12,673.98 is: 17,491.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,837.52 : 27,377.93 = 12,673.98 : x
  2. Step 2: Convert to fraction form
    19,837.52/27,377.93 = 12,673.98/x
  3. Step 3: Cross multiply
    19,837.52x = 27,377.93 × 12,673.98
  4. Step 4: Simplify right side
    19,837.52x = 346,987,337.26
  5. Step 5: Solve for x
    x = 346,987,337.26/19,837.52
  6. Step 6: Final answer
    x = 17,491.47

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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.