Home / 13,104.24-19,662.12-4,340.40

Finding the Fourth Proportional to 13,104.24, 19,662.12 and 4,340.40

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Solution

The fourth proportional to 13,104.24, 19,662.12 and 4,340.40 is: 6,512.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,104.24 : 19,662.12 = 4,340.40 : x
  2. Step 2: Convert to fraction form
    13,104.24/19,662.12 = 4,340.40/x
  3. Step 3: Cross multiply
    13,104.24x = 19,662.12 × 4,340.40
  4. Step 4: Simplify right side
    13,104.24x = 85,341,465.65
  5. Step 5: Solve for x
    x = 85,341,465.65/13,104.24
  6. Step 6: Final answer
    x = 6,512.51

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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.