Home / 19,181.76-26,469.79-10,566.26

Finding the Fourth Proportional to 19,181.76, 26,469.79 and 10,566.26

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Solution

The fourth proportional to 19,181.76, 26,469.79 and 10,566.26 is: 14,580.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,181.76 : 26,469.79 = 10,566.26 : x
  2. Step 2: Convert to fraction form
    19,181.76/26,469.79 = 10,566.26/x
  3. Step 3: Cross multiply
    19,181.76x = 26,469.79 × 10,566.26
  4. Step 4: Simplify right side
    19,181.76x = 279,686,623.78
  5. Step 5: Solve for x
    x = 279,686,623.78/19,181.76
  6. Step 6: Final answer
    x = 14,580.86

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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.