Home / 19,464.57-26,861.31-11,081.61

Finding the Fourth Proportional to 19,464.57, 26,861.31 and 11,081.61

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Solution

The fourth proportional to 19,464.57, 26,861.31 and 11,081.61 is: 15,292.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,464.57 : 26,861.31 = 11,081.61 : x
  2. Step 2: Convert to fraction form
    19,464.57/26,861.31 = 11,081.61/x
  3. Step 3: Cross multiply
    19,464.57x = 26,861.31 × 11,081.61
  4. Step 4: Simplify right side
    19,464.57x = 297,666,561.51
  5. Step 5: Solve for x
    x = 297,666,561.51/19,464.57
  6. Step 6: Final answer
    x = 15,292.74

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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.