Home / 19,841.46-27,379.74-10,887.54

Finding the Fourth Proportional to 19,841.46, 27,379.74 and 10,887.54

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Solution

The fourth proportional to 19,841.46, 27,379.74 and 10,887.54 is: 15,024.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,841.46 : 27,379.74 = 10,887.54 : x
  2. Step 2: Convert to fraction form
    19,841.46/27,379.74 = 10,887.54/x
  3. Step 3: Cross multiply
    19,841.46x = 27,379.74 × 10,887.54
  4. Step 4: Simplify right side
    19,841.46x = 298,098,014.44
  5. Step 5: Solve for x
    x = 298,098,014.44/19,841.46
  6. Step 6: Final answer
    x = 15,024.00

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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.