Home / 19,489.86-26,896.21-10,537.54

Finding the Fourth Proportional to 19,489.86, 26,896.21 and 10,537.54

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Solution

The fourth proportional to 19,489.86, 26,896.21 and 10,537.54 is: 14,541.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,489.86 : 26,896.21 = 10,537.54 : x
  2. Step 2: Convert to fraction form
    19,489.86/26,896.21 = 10,537.54/x
  3. Step 3: Cross multiply
    19,489.86x = 26,896.21 × 10,537.54
  4. Step 4: Simplify right side
    19,489.86x = 283,419,795.14
  5. Step 5: Solve for x
    x = 283,419,795.14/19,489.86
  6. Step 6: Final answer
    x = 14,541.91

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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.