Home / 19,065.08-28,607.36-9,081.11

Finding the Fourth Proportional to 19,065.08, 28,607.36 and 9,081.11

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Solution

The fourth proportional to 19,065.08, 28,607.36 and 9,081.11 is: 13,626.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,065.08 : 28,607.36 = 9,081.11 : x
  2. Step 2: Convert to fraction form
    19,065.08/28,607.36 = 9,081.11/x
  3. Step 3: Cross multiply
    19,065.08x = 28,607.36 × 9,081.11
  4. Step 4: Simplify right side
    19,065.08x = 259,786,394.53
  5. Step 5: Solve for x
    x = 259,786,394.53/19,065.08
  6. Step 6: Final answer
    x = 13,626.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.