Home / 12,738.06-17,547.13-10,843.57

Finding the Fourth Proportional to 12,738.06, 17,547.13 and 10,843.57

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Solution

The fourth proportional to 12,738.06, 17,547.13 and 10,843.57 is: 14,937.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,738.06 : 17,547.13 = 10,843.57 : x
  2. Step 2: Convert to fraction form
    12,738.06/17,547.13 = 10,843.57/x
  3. Step 3: Cross multiply
    12,738.06x = 17,547.13 × 10,843.57
  4. Step 4: Simplify right side
    12,738.06x = 190,273,567.94
  5. Step 5: Solve for x
    x = 190,273,567.94/12,738.06
  6. Step 6: Final answer
    x = 14,937.41

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1.5x scale

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.