Home / 26,842.98-40,256.27-12,795.60

Finding the Fourth Proportional to 26,842.98, 40,256.27 and 12,795.60

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Solution

The fourth proportional to 26,842.98, 40,256.27 and 12,795.60 is: 19,189.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,842.98 : 40,256.27 = 12,795.60 : x
  2. Step 2: Convert to fraction form
    26,842.98/40,256.27 = 12,795.60/x
  3. Step 3: Cross multiply
    26,842.98x = 40,256.27 × 12,795.60
  4. Step 4: Simplify right side
    26,842.98x = 515,103,064.43
  5. Step 5: Solve for x
    x = 515,103,064.43/26,842.98
  6. Step 6: Final answer
    x = 19,189.49

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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.