Home / 18,911.56-26,098.16-10,414.47

Finding the Fourth Proportional to 18,911.56, 26,098.16 and 10,414.47

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Solution

The fourth proportional to 18,911.56, 26,098.16 and 10,414.47 is: 14,372.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,911.56 : 26,098.16 = 10,414.47 : x
  2. Step 2: Convert to fraction form
    18,911.56/26,098.16 = 10,414.47/x
  3. Step 3: Cross multiply
    18,911.56x = 26,098.16 × 10,414.47
  4. Step 4: Simplify right side
    18,911.56x = 271,798,557.49
  5. Step 5: Solve for x
    x = 271,798,557.49/18,911.56
  6. Step 6: Final answer
    x = 14,372.08

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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.