Home / 26,182.56-39,276.60-8,655.60

Finding the Fourth Proportional to 26,182.56, 39,276.60 and 8,655.60

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Solution

The fourth proportional to 26,182.56, 39,276.60 and 8,655.60 is: 12,984.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,182.56 : 39,276.60 = 8,655.60 : x
  2. Step 2: Convert to fraction form
    26,182.56/39,276.60 = 8,655.60/x
  3. Step 3: Cross multiply
    26,182.56x = 39,276.60 × 8,655.60
  4. Step 4: Simplify right side
    26,182.56x = 339,962,538.96
  5. Step 5: Solve for x
    x = 339,962,538.96/26,182.56
  6. Step 6: Final answer
    x = 12,984.31

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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.