Home / 13,452.93-18,566.17-7,485.73

Finding the Fourth Proportional to 13,452.93, 18,566.17 and 7,485.73

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Solution

The fourth proportional to 13,452.93, 18,566.17 and 7,485.73 is: 10,330.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,452.93 : 18,566.17 = 7,485.73 : x
  2. Step 2: Convert to fraction form
    13,452.93/18,566.17 = 7,485.73/x
  3. Step 3: Cross multiply
    13,452.93x = 18,566.17 × 7,485.73
  4. Step 4: Simplify right side
    13,452.93x = 138,981,270.62
  5. Step 5: Solve for x
    x = 138,981,270.62/13,452.93
  6. Step 6: Final answer
    x = 10,330.93

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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.