Home / 18,911.69-26,098.33-10,414.60

Finding the Fourth Proportional to 18,911.69, 26,098.33 and 10,414.60

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Solution

The fourth proportional to 18,911.69, 26,098.33 and 10,414.60 is: 14,372.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,911.69 : 26,098.33 = 10,414.60 : x
  2. Step 2: Convert to fraction form
    18,911.69/26,098.33 = 10,414.60/x
  3. Step 3: Cross multiply
    18,911.69x = 26,098.33 × 10,414.60
  4. Step 4: Simplify right side
    18,911.69x = 271,803,750.08
  5. Step 5: Solve for x
    x = 271,803,750.08/18,911.69
  6. Step 6: Final answer
    x = 14,372.26

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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.