Home / 26,950.18-40,406.64-11,949.10

Finding the Fourth Proportional to 26,950.18, 40,406.64 and 11,949.10

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Solution

The fourth proportional to 26,950.18, 40,406.64 and 11,949.10 is: 17,915.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,950.18 : 40,406.64 = 11,949.10 : x
  2. Step 2: Convert to fraction form
    26,950.18/40,406.64 = 11,949.10/x
  3. Step 3: Cross multiply
    26,950.18x = 40,406.64 × 11,949.10
  4. Step 4: Simplify right side
    26,950.18x = 482,822,982.02
  5. Step 5: Solve for x
    x = 482,822,982.02/26,950.18
  6. Step 6: Final answer
    x = 17,915.39

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1.5x scale

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.