Home / 38,019.58-52,462.44-21,021.54

Finding the Fourth Proportional to 38,019.58, 52,462.44 and 21,021.54

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Solution

The fourth proportional to 38,019.58, 52,462.44 and 21,021.54 is: 29,007.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,019.58 : 52,462.44 = 21,021.54 : x
  2. Step 2: Convert to fraction form
    38,019.58/52,462.44 = 21,021.54/x
  3. Step 3: Cross multiply
    38,019.58x = 52,462.44 × 21,021.54
  4. Step 4: Simplify right side
    38,019.58x = 1,102,841,280.96
  5. Step 5: Solve for x
    x = 1,102,841,280.96/38,019.58
  6. Step 6: Final answer
    x = 29,007.19

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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.