Home / 14,621.54-21,934.13-4,758.17

Finding the Fourth Proportional to 14,621.54, 21,934.13 and 4,758.17

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Solution

The fourth proportional to 14,621.54, 21,934.13 and 4,758.17 is: 7,137.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,621.54 : 21,934.13 = 4,758.17 : x
  2. Step 2: Convert to fraction form
    14,621.54/21,934.13 = 4,758.17/x
  3. Step 3: Cross multiply
    14,621.54x = 21,934.13 × 4,758.17
  4. Step 4: Simplify right side
    14,621.54x = 104,366,185.88
  5. Step 5: Solve for x
    x = 104,366,185.88/14,621.54
  6. Step 6: Final answer
    x = 7,137.84

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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.