Home / 26,880.88-40,325.64-9,355.72

Finding the Fourth Proportional to 26,880.88, 40,325.64 and 9,355.72

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Solution

The fourth proportional to 26,880.88, 40,325.64 and 9,355.72 is: 14,035.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,880.88 : 40,325.64 = 9,355.72 : x
  2. Step 2: Convert to fraction form
    26,880.88/40,325.64 = 9,355.72/x
  3. Step 3: Cross multiply
    26,880.88x = 40,325.64 × 9,355.72
  4. Step 4: Simplify right side
    26,880.88x = 377,275,396.66
  5. Step 5: Solve for x
    x = 377,275,396.66/26,880.88
  6. Step 6: Final answer
    x = 14,035.08

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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.