Home / 14,665-21,946.44-13,812.08

Finding the Fourth Proportional to 14,665, 21,946.44 and 13,812.08

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Solution

The fourth proportional to 14,665, 21,946.44 and 13,812.08 is: 20,670.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,665 : 21,946.44 = 13,812.08 : x
  2. Step 2: Convert to fraction form
    14,665/21,946.44 = 13,812.08/x
  3. Step 3: Cross multiply
    14,665x = 21,946.44 × 13,812.08
  4. Step 4: Simplify right side
    14,665x = 303,125,985.00
  5. Step 5: Solve for x
    x = 303,125,985.00/14,665
  6. Step 6: Final answer
    x = 20,670.03

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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.