Home / 13,064.04-18,028.26-7,095.60

Finding the Fourth Proportional to 13,064.04, 18,028.26 and 7,095.60

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Solution

The fourth proportional to 13,064.04, 18,028.26 and 7,095.60 is: 9,791.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,064.04 : 18,028.26 = 7,095.60 : x
  2. Step 2: Convert to fraction form
    13,064.04/18,028.26 = 7,095.60/x
  3. Step 3: Cross multiply
    13,064.04x = 18,028.26 × 7,095.60
  4. Step 4: Simplify right side
    13,064.04x = 127,921,321.66
  5. Step 5: Solve for x
    x = 127,921,321.66/13,064.04
  6. Step 6: Final answer
    x = 9,791.87

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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.