Home / 17,908.74-26,861.28-4,762.44

Finding the Fourth Proportional to 17,908.74, 26,861.28 and 4,762.44

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Solution

The fourth proportional to 17,908.74, 26,861.28 and 4,762.44 is: 7,143.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,908.74 : 26,861.28 = 4,762.44 : x
  2. Step 2: Convert to fraction form
    17,908.74/26,861.28 = 4,762.44/x
  3. Step 3: Cross multiply
    17,908.74x = 26,861.28 × 4,762.44
  4. Step 4: Simplify right side
    17,908.74x = 127,925,234.32
  5. Step 5: Solve for x
    x = 127,925,234.32/17,908.74
  6. Step 6: Final answer
    x = 7,143.17

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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.