Home / 19,926.81-29,864.03-9,382.53

Finding the Fourth Proportional to 19,926.81, 29,864.03 and 9,382.53

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Solution

The fourth proportional to 19,926.81, 29,864.03 and 9,382.53 is: 14,061.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,926.81 : 29,864.03 = 9,382.53 : x
  2. Step 2: Convert to fraction form
    19,926.81/29,864.03 = 9,382.53/x
  3. Step 3: Cross multiply
    19,926.81x = 29,864.03 × 9,382.53
  4. Step 4: Simplify right side
    19,926.81x = 280,200,180.85
  5. Step 5: Solve for x
    x = 280,200,180.85/19,926.81
  6. Step 6: Final answer
    x = 14,061.47

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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.