Home / 26,539.56-39,765.60-15,415.02

Finding the Fourth Proportional to 26,539.56, 39,765.60 and 15,415.02

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Solution

The fourth proportional to 26,539.56, 39,765.60 and 15,415.02 is: 23,097.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,539.56 : 39,765.60 = 15,415.02 : x
  2. Step 2: Convert to fraction form
    26,539.56/39,765.60 = 15,415.02/x
  3. Step 3: Cross multiply
    26,539.56x = 39,765.60 × 15,415.02
  4. Step 4: Simplify right side
    26,539.56x = 612,987,519.31
  5. Step 5: Solve for x
    x = 612,987,519.31/26,539.56
  6. Step 6: Final answer
    x = 23,097.12

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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.