Home / 18,924.27-26,109.22-12,214.36

Finding the Fourth Proportional to 18,924.27, 26,109.22 and 12,214.36

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Solution

The fourth proportional to 18,924.27, 26,109.22 and 12,214.36 is: 16,851.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,924.27 : 26,109.22 = 12,214.36 : x
  2. Step 2: Convert to fraction form
    18,924.27/26,109.22 = 12,214.36/x
  3. Step 3: Cross multiply
    18,924.27x = 26,109.22 × 12,214.36
  4. Step 4: Simplify right side
    18,924.27x = 318,907,412.40
  5. Step 5: Solve for x
    x = 318,907,412.40/18,924.27
  6. Step 6: Final answer
    x = 16,851.77

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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.