Home / 19,130.94-28,696.41-5,983.38

Finding the Fourth Proportional to 19,130.94, 28,696.41 and 5,983.38

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Solution

The fourth proportional to 19,130.94, 28,696.41 and 5,983.38 is: 8,975.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,130.94 : 28,696.41 = 5,983.38 : x
  2. Step 2: Convert to fraction form
    19,130.94/28,696.41 = 5,983.38/x
  3. Step 3: Cross multiply
    19,130.94x = 28,696.41 × 5,983.38
  4. Step 4: Simplify right side
    19,130.94x = 171,701,525.67
  5. Step 5: Solve for x
    x = 171,701,525.67/19,130.94
  6. Step 6: Final answer
    x = 8,975.07

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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.