Home / 19,086.03-26,335.84-10,909.04

Finding the Fourth Proportional to 19,086.03, 26,335.84 and 10,909.04

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Solution

The fourth proportional to 19,086.03, 26,335.84 and 10,909.04 is: 15,052.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,086.03 : 26,335.84 = 10,909.04 : x
  2. Step 2: Convert to fraction form
    19,086.03/26,335.84 = 10,909.04/x
  3. Step 3: Cross multiply
    19,086.03x = 26,335.84 × 10,909.04
  4. Step 4: Simplify right side
    19,086.03x = 287,298,638.88
  5. Step 5: Solve for x
    x = 287,298,638.88/19,086.03
  6. Step 6: Final answer
    x = 15,052.83

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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.