Home / 14,622.34-21,935.79-4,759.31

Finding the Fourth Proportional to 14,622.34, 21,935.79 and 4,759.31

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Solution

The fourth proportional to 14,622.34, 21,935.79 and 4,759.31 is: 7,139.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,622.34 : 21,935.79 = 4,759.31 : x
  2. Step 2: Convert to fraction form
    14,622.34/21,935.79 = 4,759.31/x
  3. Step 3: Cross multiply
    14,622.34x = 21,935.79 × 4,759.31
  4. Step 4: Simplify right side
    14,622.34x = 104,399,115.03
  5. Step 5: Solve for x
    x = 104,399,115.03/14,622.34
  6. Step 6: Final answer
    x = 7,139.70

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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.