Home / 26,264.20-39,401.70-8,746.60

Finding the Fourth Proportional to 26,264.20, 39,401.70 and 8,746.60

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Solution

The fourth proportional to 26,264.20, 39,401.70 and 8,746.60 is: 13,121.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,264.20 : 39,401.70 = 8,746.60 : x
  2. Step 2: Convert to fraction form
    26,264.20/39,401.70 = 8,746.60/x
  3. Step 3: Cross multiply
    26,264.20x = 39,401.70 × 8,746.60
  4. Step 4: Simplify right side
    26,264.20x = 344,630,909.22
  5. Step 5: Solve for x
    x = 344,630,909.22/26,264.20
  6. Step 6: Final answer
    x = 13,121.70

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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.