Home / 18,834.33-28,256.24-13,298.49

Finding the Fourth Proportional to 18,834.33, 28,256.24 and 13,298.49

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Solution

The fourth proportional to 18,834.33, 28,256.24 and 13,298.49 is: 19,951.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,834.33 : 28,256.24 = 13,298.49 : x
  2. Step 2: Convert to fraction form
    18,834.33/28,256.24 = 13,298.49/x
  3. Step 3: Cross multiply
    18,834.33x = 28,256.24 × 13,298.49
  4. Step 4: Simplify right side
    18,834.33x = 375,765,325.08
  5. Step 5: Solve for x
    x = 375,765,325.08/18,834.33
  6. Step 6: Final answer
    x = 19,951.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.