Home / 17,922.43-26,880.30-4,775.93

Finding the Fourth Proportional to 17,922.43, 26,880.30 and 4,775.93

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Solution

The fourth proportional to 17,922.43, 26,880.30 and 4,775.93 is: 7,163.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,922.43 : 26,880.30 = 4,775.93 : x
  2. Step 2: Convert to fraction form
    17,922.43/26,880.30 = 4,775.93/x
  3. Step 3: Cross multiply
    17,922.43x = 26,880.30 × 4,775.93
  4. Step 4: Simplify right side
    17,922.43x = 128,378,431.18
  5. Step 5: Solve for x
    x = 128,378,431.18/17,922.43
  6. Step 6: Final answer
    x = 7,163.00

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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.