Home / 14,477.88-21,718.38-4,614.86

Finding the Fourth Proportional to 14,477.88, 21,718.38 and 4,614.86

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Solution

The fourth proportional to 14,477.88, 21,718.38 and 4,614.86 is: 6,922.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,477.88 : 21,718.38 = 4,614.86 : x
  2. Step 2: Convert to fraction form
    14,477.88/21,718.38 = 4,614.86/x
  3. Step 3: Cross multiply
    14,477.88x = 21,718.38 × 4,614.86
  4. Step 4: Simplify right side
    14,477.88x = 100,227,283.13
  5. Step 5: Solve for x
    x = 100,227,283.13/14,477.88
  6. Step 6: Final answer
    x = 6,922.79

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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.