Home / 14,638.32-21,934.80-6,838.02

Finding the Fourth Proportional to 14,638.32, 21,934.80 and 6,838.02

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Solution

The fourth proportional to 14,638.32, 21,934.80 and 6,838.02 is: 10,246.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,638.32 : 21,934.80 = 6,838.02 : x
  2. Step 2: Convert to fraction form
    14,638.32/21,934.80 = 6,838.02/x
  3. Step 3: Cross multiply
    14,638.32x = 21,934.80 × 6,838.02
  4. Step 4: Simplify right side
    14,638.32x = 149,990,601.10
  5. Step 5: Solve for x
    x = 149,990,601.10/14,638.32
  6. Step 6: Final answer
    x = 10,246.44

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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.