Home / 23,902.14-32,985.75-13,147.47

Finding the Fourth Proportional to 23,902.14, 32,985.75 and 13,147.47

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Solution

The fourth proportional to 23,902.14, 32,985.75 and 13,147.47 is: 18,143.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,902.14 : 32,985.75 = 13,147.47 : x
  2. Step 2: Convert to fraction form
    23,902.14/32,985.75 = 13,147.47/x
  3. Step 3: Cross multiply
    23,902.14x = 32,985.75 × 13,147.47
  4. Step 4: Simplify right side
    23,902.14x = 433,678,993.62
  5. Step 5: Solve for x
    x = 433,678,993.62/23,902.14
  6. Step 6: Final answer
    x = 18,143.94

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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.