Home / 38,016.82-52,462.47-21,021.67

Finding the Fourth Proportional to 38,016.82, 52,462.47 and 21,021.67

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Solution

The fourth proportional to 38,016.82, 52,462.47 and 21,021.67 is: 29,009.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,016.82 : 52,462.47 = 21,021.67 : x
  2. Step 2: Convert to fraction form
    38,016.82/52,462.47 = 21,021.67/x
  3. Step 3: Cross multiply
    38,016.82x = 52,462.47 × 21,021.67
  4. Step 4: Simplify right side
    38,016.82x = 1,102,848,731.72
  5. Step 5: Solve for x
    x = 1,102,848,731.72/38,016.82
  6. Step 6: Final answer
    x = 29,009.49

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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.