Home / 14,622.39-21,928.86-4,759.29

Finding the Fourth Proportional to 14,622.39, 21,928.86 and 4,759.29

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Solution

The fourth proportional to 14,622.39, 21,928.86 and 4,759.29 is: 7,137.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,622.39 : 21,928.86 = 4,759.29 : x
  2. Step 2: Convert to fraction form
    14,622.39/21,928.86 = 4,759.29/x
  3. Step 3: Cross multiply
    14,622.39x = 21,928.86 × 4,759.29
  4. Step 4: Simplify right side
    14,622.39x = 104,365,804.11
  5. Step 5: Solve for x
    x = 104,365,804.11/14,622.39
  6. Step 6: Final answer
    x = 7,137.40

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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.