Home / 26,538.44-39,799.18-8,765.80

Finding the Fourth Proportional to 26,538.44, 39,799.18 and 8,765.80

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Solution

The fourth proportional to 26,538.44, 39,799.18 and 8,765.80 is: 13,145.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,538.44 : 39,799.18 = 8,765.80 : x
  2. Step 2: Convert to fraction form
    26,538.44/39,799.18 = 8,765.80/x
  3. Step 3: Cross multiply
    26,538.44x = 39,799.18 × 8,765.80
  4. Step 4: Simplify right side
    26,538.44x = 348,871,652.04
  5. Step 5: Solve for x
    x = 348,871,652.04/26,538.44
  6. Step 6: Final answer
    x = 13,145.90

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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.