Home / 39,005.58-53,834.68-22,015.02

Finding the Fourth Proportional to 39,005.58, 53,834.68 and 22,015.02

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Solution

The fourth proportional to 39,005.58, 53,834.68 and 22,015.02 is: 30,384.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,005.58 : 53,834.68 = 22,015.02 : x
  2. Step 2: Convert to fraction form
    39,005.58/53,834.68 = 22,015.02/x
  3. Step 3: Cross multiply
    39,005.58x = 53,834.68 × 22,015.02
  4. Step 4: Simplify right side
    39,005.58x = 1,185,171,556.89
  5. Step 5: Solve for x
    x = 1,185,171,556.89/39,005.58
  6. Step 6: Final answer
    x = 30,384.67

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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.