Home / 35,749.28-49,333.64-19,833.32

Finding the Fourth Proportional to 35,749.28, 49,333.64 and 19,833.32

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Solution

The fourth proportional to 35,749.28, 49,333.64 and 19,833.32 is: 27,369.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,749.28 : 49,333.64 = 19,833.32 : x
  2. Step 2: Convert to fraction form
    35,749.28/49,333.64 = 19,833.32/x
  3. Step 3: Cross multiply
    35,749.28x = 49,333.64 × 19,833.32
  4. Step 4: Simplify right side
    35,749.28x = 978,449,868.88
  5. Step 5: Solve for x
    x = 978,449,868.88/35,749.28
  6. Step 6: Final answer
    x = 27,369.78

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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.