Home / 19,132.19-26,401.89-10,634.09

Finding the Fourth Proportional to 19,132.19, 26,401.89 and 10,634.09

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Solution

The fourth proportional to 19,132.19, 26,401.89 and 10,634.09 is: 14,674.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,132.19 : 26,401.89 = 10,634.09 : x
  2. Step 2: Convert to fraction form
    19,132.19/26,401.89 = 10,634.09/x
  3. Step 3: Cross multiply
    19,132.19x = 26,401.89 × 10,634.09
  4. Step 4: Simplify right side
    19,132.19x = 280,760,140.43
  5. Step 5: Solve for x
    x = 280,760,140.43/19,132.19
  6. Step 6: Final answer
    x = 14,674.75

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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.