Home / 26,798.21-40,195.69-12,003.15

Finding the Fourth Proportional to 26,798.21, 40,195.69 and 12,003.15

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Solution

The fourth proportional to 26,798.21, 40,195.69 and 12,003.15 is: 18,004.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,798.21 : 40,195.69 = 12,003.15 : x
  2. Step 2: Convert to fraction form
    26,798.21/40,195.69 = 12,003.15/x
  3. Step 3: Cross multiply
    26,798.21x = 40,195.69 × 12,003.15
  4. Step 4: Simplify right side
    26,798.21x = 482,474,966.90
  5. Step 5: Solve for x
    x = 482,474,966.90/26,798.21
  6. Step 6: Final answer
    x = 18,004.00

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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.