Home / 35,678.44-49,236.25-19,763.92

Finding the Fourth Proportional to 35,678.44, 49,236.25 and 19,763.92

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Solution

The fourth proportional to 35,678.44, 49,236.25 and 19,763.92 is: 27,274.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,678.44 : 49,236.25 = 19,763.92 : x
  2. Step 2: Convert to fraction form
    35,678.44/49,236.25 = 19,763.92/x
  3. Step 3: Cross multiply
    35,678.44x = 49,236.25 × 19,763.92
  4. Step 4: Simplify right side
    35,678.44x = 973,101,133.60
  5. Step 5: Solve for x
    x = 973,101,133.60/35,678.44
  6. Step 6: Final answer
    x = 27,274.21

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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.