Home / 19,165.35-26,447.00-11,207.10

Finding the Fourth Proportional to 19,165.35, 26,447.00 and 11,207.10

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Solution

The fourth proportional to 19,165.35, 26,447.00 and 11,207.10 is: 15,465.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,165.35 : 26,447.00 = 11,207.10 : x
  2. Step 2: Convert to fraction form
    19,165.35/26,447.00 = 11,207.10/x
  3. Step 3: Cross multiply
    19,165.35x = 26,447.00 × 11,207.10
  4. Step 4: Simplify right side
    19,165.35x = 296,394,117.66
  5. Step 5: Solve for x
    x = 296,394,117.66/19,165.35
  6. Step 6: Final answer
    x = 15,465.10

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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.