Home / 26,361.96-36,376.32-15,749.52

Finding the Fourth Proportional to 26,361.96, 36,376.32 and 15,749.52

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Solution

The fourth proportional to 26,361.96, 36,376.32 and 15,749.52 is: 21,732.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,361.96 : 36,376.32 = 15,749.52 : x
  2. Step 2: Convert to fraction form
    26,361.96/36,376.32 = 15,749.52/x
  3. Step 3: Cross multiply
    26,361.96x = 36,376.32 × 15,749.52
  4. Step 4: Simplify right side
    26,361.96x = 572,909,579.37
  5. Step 5: Solve for x
    x = 572,909,579.37/26,361.96
  6. Step 6: Final answer
    x = 21,732.43

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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.