Home / 17,945.36-26,920.28-5,938

Finding the Fourth Proportional to 17,945.36, 26,920.28 and 5,938

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Solution

The fourth proportional to 17,945.36, 26,920.28 and 5,938 is: 8,907.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,945.36 : 26,920.28 = 5,938 : x
  2. Step 2: Convert to fraction form
    17,945.36/26,920.28 = 5,938/x
  3. Step 3: Cross multiply
    17,945.36x = 26,920.28 × 5,938
  4. Step 4: Simplify right side
    17,945.36x = 159,852,622.64
  5. Step 5: Solve for x
    x = 159,852,622.64/17,945.36
  6. Step 6: Final answer
    x = 8,907.74

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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.