Home / 14,444.08-21,670.94-6,647

Finding the Fourth Proportional to 14,444.08, 21,670.94 and 6,647

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Solution

The fourth proportional to 14,444.08, 21,670.94 and 6,647 is: 9,972.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,444.08 : 21,670.94 = 6,647 : x
  2. Step 2: Convert to fraction form
    14,444.08/21,670.94 = 6,647/x
  3. Step 3: Cross multiply
    14,444.08x = 21,670.94 × 6,647
  4. Step 4: Simplify right side
    14,444.08x = 144,046,738.18
  5. Step 5: Solve for x
    x = 144,046,738.18/14,444.08
  6. Step 6: Final answer
    x = 9,972.72

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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.