Home / 19,161.60-26,446.17-11,202.30

Finding the Fourth Proportional to 19,161.60, 26,446.17 and 11,202.30

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Solution

The fourth proportional to 19,161.60, 26,446.17 and 11,202.30 is: 15,461.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,161.60 : 26,446.17 = 11,202.30 : x
  2. Step 2: Convert to fraction form
    19,161.60/26,446.17 = 11,202.30/x
  3. Step 3: Cross multiply
    19,161.60x = 26,446.17 × 11,202.30
  4. Step 4: Simplify right side
    19,161.60x = 296,257,930.19
  5. Step 5: Solve for x
    x = 296,257,930.19/19,161.60
  6. Step 6: Final answer
    x = 15,461.02

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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.