Home / 19,944.70-29,904.57-7,458.14

Finding the Fourth Proportional to 19,944.70, 29,904.57 and 7,458.14

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Solution

The fourth proportional to 19,944.70, 29,904.57 and 7,458.14 is: 11,182.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,944.70 : 29,904.57 = 7,458.14 : x
  2. Step 2: Convert to fraction form
    19,944.70/29,904.57 = 7,458.14/x
  3. Step 3: Cross multiply
    19,944.70x = 29,904.57 × 7,458.14
  4. Step 4: Simplify right side
    19,944.70x = 223,032,469.70
  5. Step 5: Solve for x
    x = 223,032,469.70/19,944.70
  6. Step 6: Final answer
    x = 11,182.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.