Home / 12,498-18,746.19-6,886.52

Finding the Fourth Proportional to 12,498, 18,746.19 and 6,886.52

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Solution

The fourth proportional to 12,498, 18,746.19 and 6,886.52 is: 10,329.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,498 : 18,746.19 = 6,886.52 : x
  2. Step 2: Convert to fraction form
    12,498/18,746.19 = 6,886.52/x
  3. Step 3: Cross multiply
    12,498x = 18,746.19 × 6,886.52
  4. Step 4: Simplify right side
    12,498x = 129,095,918.63
  5. Step 5: Solve for x
    x = 129,095,918.63/12,498
  6. Step 6: Final answer
    x = 10,329.33

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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.