Home / 13,348.83-20,023.05-5,449.65

Finding the Fourth Proportional to 13,348.83, 20,023.05 and 5,449.65

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Solution

The fourth proportional to 13,348.83, 20,023.05 and 5,449.65 is: 8,174.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,348.83 : 20,023.05 = 5,449.65 : x
  2. Step 2: Convert to fraction form
    13,348.83/20,023.05 = 5,449.65/x
  3. Step 3: Cross multiply
    13,348.83x = 20,023.05 × 5,449.65
  4. Step 4: Simplify right side
    13,348.83x = 109,118,698.07
  5. Step 5: Solve for x
    x = 109,118,698.07/13,348.83
  6. Step 6: Final answer
    x = 8,174.40

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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.