Home / 26,114.40-39,186-12,263.04

Finding the Fourth Proportional to 26,114.40, 39,186 and 12,263.04

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Solution

The fourth proportional to 26,114.40, 39,186 and 12,263.04 is: 18,401.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,114.40 : 39,186 = 12,263.04 : x
  2. Step 2: Convert to fraction form
    26,114.40/39,186 = 12,263.04/x
  3. Step 3: Cross multiply
    26,114.40x = 39,186 × 12,263.04
  4. Step 4: Simplify right side
    26,114.40x = 480,539,485.44
  5. Step 5: Solve for x
    x = 480,539,485.44/26,114.40
  6. Step 6: Final answer
    x = 18,401.32

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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.