Home / 19,718.23-29,519.94-10,336

Finding the Fourth Proportional to 19,718.23, 29,519.94 and 10,336

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Solution

The fourth proportional to 19,718.23, 29,519.94 and 10,336 is: 15,473.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,718.23 : 29,519.94 = 10,336 : x
  2. Step 2: Convert to fraction form
    19,718.23/29,519.94 = 10,336/x
  3. Step 3: Cross multiply
    19,718.23x = 29,519.94 × 10,336
  4. Step 4: Simplify right side
    19,718.23x = 305,118,099.84
  5. Step 5: Solve for x
    x = 305,118,099.84/19,718.23
  6. Step 6: Final answer
    x = 15,473.91

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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.