Home / 14,656.99-21,972.34-5,294.81

Finding the Fourth Proportional to 14,656.99, 21,972.34 and 5,294.81

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Solution

The fourth proportional to 14,656.99, 21,972.34 and 5,294.81 is: 7,937.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,656.99 : 21,972.34 = 5,294.81 : x
  2. Step 2: Convert to fraction form
    14,656.99/21,972.34 = 5,294.81/x
  3. Step 3: Cross multiply
    14,656.99x = 21,972.34 × 5,294.81
  4. Step 4: Simplify right side
    14,656.99x = 116,339,365.56
  5. Step 5: Solve for x
    x = 116,339,365.56/14,656.99
  6. Step 6: Final answer
    x = 7,937.47

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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.