Home / 26,295.77-39,443.87-8,765.60

Finding the Fourth Proportional to 26,295.77, 39,443.87 and 8,765.60

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Solution

The fourth proportional to 26,295.77, 39,443.87 and 8,765.60 is: 13,148.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,295.77 : 39,443.87 = 8,765.60 : x
  2. Step 2: Convert to fraction form
    26,295.77/39,443.87 = 8,765.60/x
  3. Step 3: Cross multiply
    26,295.77x = 39,443.87 × 8,765.60
  4. Step 4: Simplify right side
    26,295.77x = 345,749,011.57
  5. Step 5: Solve for x
    x = 345,749,011.57/26,295.77
  6. Step 6: Final answer
    x = 13,148.46

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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.