Home / 17,938.58-26,908.06-4,792.82

Finding the Fourth Proportional to 17,938.58, 26,908.06 and 4,792.82

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Solution

The fourth proportional to 17,938.58, 26,908.06 and 4,792.82 is: 7,189.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,938.58 : 26,908.06 = 4,792.82 : x
  2. Step 2: Convert to fraction form
    17,938.58/26,908.06 = 4,792.82/x
  3. Step 3: Cross multiply
    17,938.58x = 26,908.06 × 4,792.82
  4. Step 4: Simplify right side
    17,938.58x = 128,965,488.13
  5. Step 5: Solve for x
    x = 128,965,488.13/17,938.58
  6. Step 6: Final answer
    x = 7,189.28

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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.