Home / 36,379.28-54,615.72-23,289.68

Finding the Fourth Proportional to 36,379.28, 54,615.72 and 23,289.68

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Solution

The fourth proportional to 36,379.28, 54,615.72 and 23,289.68 is: 34,964.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,379.28 : 54,615.72 = 23,289.68 : x
  2. Step 2: Convert to fraction form
    36,379.28/54,615.72 = 23,289.68/x
  3. Step 3: Cross multiply
    36,379.28x = 54,615.72 × 23,289.68
  4. Step 4: Simplify right side
    36,379.28x = 1,271,982,641.77
  5. Step 5: Solve for x
    x = 1,271,982,641.77/36,379.28
  6. Step 6: Final answer
    x = 34,964.48

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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.