Home / 19,609.38-27,061.60-11,541.58

Finding the Fourth Proportional to 19,609.38, 27,061.60 and 11,541.58

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Solution

The fourth proportional to 19,609.38, 27,061.60 and 11,541.58 is: 15,927.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,609.38 : 27,061.60 = 11,541.58 : x
  2. Step 2: Convert to fraction form
    19,609.38/27,061.60 = 11,541.58/x
  3. Step 3: Cross multiply
    19,609.38x = 27,061.60 × 11,541.58
  4. Step 4: Simplify right side
    19,609.38x = 312,333,524.82
  5. Step 5: Solve for x
    x = 312,333,524.82/19,609.38
  6. Step 6: Final answer
    x = 15,927.76

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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.