Home / 19,855.26-27,371.32-14,180.00

Finding the Fourth Proportional to 19,855.26, 27,371.32 and 14,180.00

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Solution

The fourth proportional to 19,855.26, 27,371.32 and 14,180.00 is: 19,547.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,855.26 : 27,371.32 = 14,180.00 : x
  2. Step 2: Convert to fraction form
    19,855.26/27,371.32 = 14,180.00/x
  3. Step 3: Cross multiply
    19,855.26x = 27,371.32 × 14,180.00
  4. Step 4: Simplify right side
    19,855.26x = 388,125,145.29
  5. Step 5: Solve for x
    x = 388,125,145.29/19,855.26
  6. Step 6: Final answer
    x = 19,547.72

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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.