Home / 45,772.62-68,668.74-14,181.99

Finding the Fourth Proportional to 45,772.62, 68,668.74 and 14,181.99

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Solution

The fourth proportional to 45,772.62, 68,668.74 and 14,181.99 is: 21,276.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,772.62 : 68,668.74 = 14,181.99 : x
  2. Step 2: Convert to fraction form
    45,772.62/68,668.74 = 14,181.99/x
  3. Step 3: Cross multiply
    45,772.62x = 68,668.74 × 14,181.99
  4. Step 4: Simplify right side
    45,772.62x = 973,859,126.48
  5. Step 5: Solve for x
    x = 973,859,126.48/45,772.62
  6. Step 6: Final answer
    x = 21,276.02

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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.