Home / 26,229.69-39,362.29-11,430.05

Finding the Fourth Proportional to 26,229.69, 39,362.29 and 11,430.05

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Solution

The fourth proportional to 26,229.69, 39,362.29 and 11,430.05 is: 17,152.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,229.69 : 39,362.29 = 11,430.05 : x
  2. Step 2: Convert to fraction form
    26,229.69/39,362.29 = 11,430.05/x
  3. Step 3: Cross multiply
    26,229.69x = 39,362.29 × 11,430.05
  4. Step 4: Simplify right side
    26,229.69x = 449,912,717.43
  5. Step 5: Solve for x
    x = 449,912,717.43/26,229.69
  6. Step 6: Final answer
    x = 17,152.80

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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.