Home / 26,295.21-39,443.03-8,765.06

Finding the Fourth Proportional to 26,295.21, 39,443.03 and 8,765.06

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Solution

The fourth proportional to 26,295.21, 39,443.03 and 8,765.06 is: 13,147.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,295.21 : 39,443.03 = 8,765.06 : x
  2. Step 2: Convert to fraction form
    26,295.21/39,443.03 = 8,765.06/x
  3. Step 3: Cross multiply
    26,295.21x = 39,443.03 × 8,765.06
  4. Step 4: Simplify right side
    26,295.21x = 345,720,283.49
  5. Step 5: Solve for x
    x = 345,720,283.49/26,295.21
  6. Step 6: Final answer
    x = 13,147.65

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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.