Home / 18,923.33-26,100.27-12,205.59

Finding the Fourth Proportional to 18,923.33, 26,100.27 and 12,205.59

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Solution

The fourth proportional to 18,923.33, 26,100.27 and 12,205.59 is: 16,834.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,923.33 : 26,100.27 = 12,205.59 : x
  2. Step 2: Convert to fraction form
    18,923.33/26,100.27 = 12,205.59/x
  3. Step 3: Cross multiply
    18,923.33x = 26,100.27 × 12,205.59
  4. Step 4: Simplify right side
    18,923.33x = 318,569,194.51
  5. Step 5: Solve for x
    x = 318,569,194.51/18,923.33
  6. Step 6: Final answer
    x = 16,834.74

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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.