Home / 19,546.57-26,985.83-12,843.93

Finding the Fourth Proportional to 19,546.57, 26,985.83 and 12,843.93

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Solution

The fourth proportional to 19,546.57, 26,985.83 and 12,843.93 is: 17,732.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,546.57 : 26,985.83 = 12,843.93 : x
  2. Step 2: Convert to fraction form
    19,546.57/26,985.83 = 12,843.93/x
  3. Step 3: Cross multiply
    19,546.57x = 26,985.83 × 12,843.93
  4. Step 4: Simplify right side
    19,546.57x = 346,604,047.29
  5. Step 5: Solve for x
    x = 346,604,047.29/19,546.57
  6. Step 6: Final answer
    x = 17,732.22

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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.