Home / 18,904.22-26,086.27-10,946.96

Finding the Fourth Proportional to 18,904.22, 26,086.27 and 10,946.96

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Solution

The fourth proportional to 18,904.22, 26,086.27 and 10,946.96 is: 15,105.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,904.22 : 26,086.27 = 10,946.96 : x
  2. Step 2: Convert to fraction form
    18,904.22/26,086.27 = 10,946.96/x
  3. Step 3: Cross multiply
    18,904.22x = 26,086.27 × 10,946.96
  4. Step 4: Simplify right side
    18,904.22x = 285,565,169.07
  5. Step 5: Solve for x
    x = 285,565,169.07/18,904.22
  6. Step 6: Final answer
    x = 15,105.90

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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.