Home / 26,360.40-39,534.36-7,635.48

Finding the Fourth Proportional to 26,360.40, 39,534.36 and 7,635.48

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Solution

The fourth proportional to 26,360.40, 39,534.36 and 7,635.48 is: 11,451.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,360.40 : 39,534.36 = 7,635.48 : x
  2. Step 2: Convert to fraction form
    26,360.40/39,534.36 = 7,635.48/x
  3. Step 3: Cross multiply
    26,360.40x = 39,534.36 × 7,635.48
  4. Step 4: Simplify right side
    26,360.40x = 301,863,815.09
  5. Step 5: Solve for x
    x = 301,863,815.09/26,360.40
  6. Step 6: Final answer
    x = 11,451.41

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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.