Home / 26,466.72-39,672.37-19,436.28

Finding the Fourth Proportional to 26,466.72, 39,672.37 and 19,436.28

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Solution

The fourth proportional to 26,466.72, 39,672.37 and 19,436.28 is: 29,134.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,466.72 : 39,672.37 = 19,436.28 : x
  2. Step 2: Convert to fraction form
    26,466.72/39,672.37 = 19,436.28/x
  3. Step 3: Cross multiply
    26,466.72x = 39,672.37 × 19,436.28
  4. Step 4: Simplify right side
    26,466.72x = 771,083,291.58
  5. Step 5: Solve for x
    x = 771,083,291.58/26,466.72
  6. Step 6: Final answer
    x = 29,134.07

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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.