Home / 18,847.66-26,012.97-10,894.48

Finding the Fourth Proportional to 18,847.66, 26,012.97 and 10,894.48

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Solution

The fourth proportional to 18,847.66, 26,012.97 and 10,894.48 is: 15,036.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,847.66 : 26,012.97 = 10,894.48 : x
  2. Step 2: Convert to fraction form
    18,847.66/26,012.97 = 10,894.48/x
  3. Step 3: Cross multiply
    18,847.66x = 26,012.97 × 10,894.48
  4. Step 4: Simplify right side
    18,847.66x = 283,397,781.41
  5. Step 5: Solve for x
    x = 283,397,781.41/18,847.66
  6. Step 6: Final answer
    x = 15,036.23

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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.