Home / 14,653.08-21,981.78-4,263.48

Finding the Fourth Proportional to 14,653.08, 21,981.78 and 4,263.48

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Solution

The fourth proportional to 14,653.08, 21,981.78 and 4,263.48 is: 6,395.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,653.08 : 21,981.78 = 4,263.48 : x
  2. Step 2: Convert to fraction form
    14,653.08/21,981.78 = 4,263.48/x
  3. Step 3: Cross multiply
    14,653.08x = 21,981.78 × 4,263.48
  4. Step 4: Simplify right side
    14,653.08x = 93,718,879.39
  5. Step 5: Solve for x
    x = 93,718,879.39/14,653.08
  6. Step 6: Final answer
    x = 6,395.85

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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.