Home / 26,539.06-39,813.47-8,770.60

Finding the Fourth Proportional to 26,539.06, 39,813.47 and 8,770.60

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Solution

The fourth proportional to 26,539.06, 39,813.47 and 8,770.60 is: 13,157.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,539.06 : 39,813.47 = 8,770.60 : x
  2. Step 2: Convert to fraction form
    26,539.06/39,813.47 = 8,770.60/x
  3. Step 3: Cross multiply
    26,539.06x = 39,813.47 × 8,770.60
  4. Step 4: Simplify right side
    26,539.06x = 349,188,019.98
  5. Step 5: Solve for x
    x = 349,188,019.98/26,539.06
  6. Step 6: Final answer
    x = 13,157.51

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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.