Home / 14,110.78-19,464.07-9,081.56

Finding the Fourth Proportional to 14,110.78, 19,464.07 and 9,081.56

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Solution

The fourth proportional to 14,110.78, 19,464.07 and 9,081.56 is: 12,526.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,110.78 : 19,464.07 = 9,081.56 : x
  2. Step 2: Convert to fraction form
    14,110.78/19,464.07 = 9,081.56/x
  3. Step 3: Cross multiply
    14,110.78x = 19,464.07 × 9,081.56
  4. Step 4: Simplify right side
    14,110.78x = 176,764,119.55
  5. Step 5: Solve for x
    x = 176,764,119.55/14,110.78
  6. Step 6: Final answer
    x = 12,526.89

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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.