Home / 35,758.05-49,346.19-19,842.54

Finding the Fourth Proportional to 35,758.05, 49,346.19 and 19,842.54

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Solution

The fourth proportional to 35,758.05, 49,346.19 and 19,842.54 is: 27,382.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,758.05 : 49,346.19 = 19,842.54 : x
  2. Step 2: Convert to fraction form
    35,758.05/49,346.19 = 19,842.54/x
  3. Step 3: Cross multiply
    35,758.05x = 49,346.19 × 19,842.54
  4. Step 4: Simplify right side
    35,758.05x = 979,153,748.92
  5. Step 5: Solve for x
    x = 979,153,748.92/35,758.05
  6. Step 6: Final answer
    x = 27,382.75

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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.