Home / 19,314.94-28,985.39-6,834.91

Finding the Fourth Proportional to 19,314.94, 28,985.39 and 6,834.91

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Solution

The fourth proportional to 19,314.94, 28,985.39 and 6,834.91 is: 10,256.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,314.94 : 28,985.39 = 6,834.91 : x
  2. Step 2: Convert to fraction form
    19,314.94/28,985.39 = 6,834.91/x
  3. Step 3: Cross multiply
    19,314.94x = 28,985.39 × 6,834.91
  4. Step 4: Simplify right side
    19,314.94x = 198,112,621.52
  5. Step 5: Solve for x
    x = 198,112,621.52/19,314.94
  6. Step 6: Final answer
    x = 10,256.96

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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.