Home / 14,653.06-21,981.78-4,263.46

Finding the Fourth Proportional to 14,653.06, 21,981.78 and 4,263.46

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Solution

The fourth proportional to 14,653.06, 21,981.78 and 4,263.46 is: 6,395.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,653.06 : 21,981.78 = 4,263.46 : x
  2. Step 2: Convert to fraction form
    14,653.06/21,981.78 = 4,263.46/x
  3. Step 3: Cross multiply
    14,653.06x = 21,981.78 × 4,263.46
  4. Step 4: Simplify right side
    14,653.06x = 93,718,439.76
  5. Step 5: Solve for x
    x = 93,718,439.76/14,653.06
  6. Step 6: Final answer
    x = 6,395.83

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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.