Home / 19,096.65-26,353.80-11,139.41

Finding the Fourth Proportional to 19,096.65, 26,353.80 and 11,139.41

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Solution

The fourth proportional to 19,096.65, 26,353.80 and 11,139.41 is: 15,372.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,096.65 : 26,353.80 = 11,139.41 : x
  2. Step 2: Convert to fraction form
    19,096.65/26,353.80 = 11,139.41/x
  3. Step 3: Cross multiply
    19,096.65x = 26,353.80 × 11,139.41
  4. Step 4: Simplify right side
    19,096.65x = 293,565,849.14
  5. Step 5: Solve for x
    x = 293,565,849.14/19,096.65
  6. Step 6: Final answer
    x = 15,372.64

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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.