Home / 26,497.78-36,550.68-15,735.34

Finding the Fourth Proportional to 26,497.78, 36,550.68 and 15,735.34

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Solution

The fourth proportional to 26,497.78, 36,550.68 and 15,735.34 is: 21,705.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,497.78 : 36,550.68 = 15,735.34 : x
  2. Step 2: Convert to fraction form
    26,497.78/36,550.68 = 15,735.34/x
  3. Step 3: Cross multiply
    26,497.78x = 36,550.68 × 15,735.34
  4. Step 4: Simplify right side
    26,497.78x = 575,137,377.03
  5. Step 5: Solve for x
    x = 575,137,377.03/26,497.78
  6. Step 6: Final answer
    x = 21,705.12

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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.