Home / 19,376.28-29,040.03-10,491.26

Finding the Fourth Proportional to 19,376.28, 29,040.03 and 10,491.26

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Solution

The fourth proportional to 19,376.28, 29,040.03 and 10,491.26 is: 15,723.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,376.28 : 29,040.03 = 10,491.26 : x
  2. Step 2: Convert to fraction form
    19,376.28/29,040.03 = 10,491.26/x
  3. Step 3: Cross multiply
    19,376.28x = 29,040.03 × 10,491.26
  4. Step 4: Simplify right side
    19,376.28x = 304,666,359.94
  5. Step 5: Solve for x
    x = 304,666,359.94/19,376.28
  6. Step 6: Final answer
    x = 15,723.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.