Home / 26,768.72-40,162.80-9,240.32

Finding the Fourth Proportional to 26,768.72, 40,162.80 and 9,240.32

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Solution

The fourth proportional to 26,768.72, 40,162.80 and 9,240.32 is: 13,863.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,768.72 : 40,162.80 = 9,240.32 : x
  2. Step 2: Convert to fraction form
    26,768.72/40,162.80 = 9,240.32/x
  3. Step 3: Cross multiply
    26,768.72x = 40,162.80 × 9,240.32
  4. Step 4: Simplify right side
    26,768.72x = 371,117,124.10
  5. Step 5: Solve for x
    x = 371,117,124.10/26,768.72
  6. Step 6: Final answer
    x = 13,863.84

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.