Home / 19,464.75-26,861.45-11,081.25

Finding the Fourth Proportional to 19,464.75, 26,861.45 and 11,081.25

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Solution

The fourth proportional to 19,464.75, 26,861.45 and 11,081.25 is: 15,292.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,464.75 : 26,861.45 = 11,081.25 : x
  2. Step 2: Convert to fraction form
    19,464.75/26,861.45 = 11,081.25/x
  3. Step 3: Cross multiply
    19,464.75x = 26,861.45 × 11,081.25
  4. Step 4: Simplify right side
    19,464.75x = 297,658,387.41
  5. Step 5: Solve for x
    x = 297,658,387.41/19,464.75
  6. Step 6: Final answer
    x = 15,292.18

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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.