Home / 18,946.07-26,144.97-10,448.55

Finding the Fourth Proportional to 18,946.07, 26,144.97 and 10,448.55

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Solution

The fourth proportional to 18,946.07, 26,144.97 and 10,448.55 is: 14,418.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,946.07 : 26,144.97 = 10,448.55 : x
  2. Step 2: Convert to fraction form
    18,946.07/26,144.97 = 10,448.55/x
  3. Step 3: Cross multiply
    18,946.07x = 26,144.97 × 10,448.55
  4. Step 4: Simplify right side
    18,946.07x = 273,177,026.29
  5. Step 5: Solve for x
    x = 273,177,026.29/18,946.07
  6. Step 6: Final answer
    x = 14,418.66

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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.