Home / 26,765.82-36,941.99-15,442.63

Finding the Fourth Proportional to 26,765.82, 36,941.99 and 15,442.63

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Solution

The fourth proportional to 26,765.82, 36,941.99 and 15,442.63 is: 21,313.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,765.82 : 36,941.99 = 15,442.63 : x
  2. Step 2: Convert to fraction form
    26,765.82/36,941.99 = 15,442.63/x
  3. Step 3: Cross multiply
    26,765.82x = 36,941.99 × 15,442.63
  4. Step 4: Simplify right side
    26,765.82x = 570,481,313.47
  5. Step 5: Solve for x
    x = 570,481,313.47/26,765.82
  6. Step 6: Final answer
    x = 21,313.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.