Home / 20,047.48-27,636.64-14,060.60

Finding the Fourth Proportional to 20,047.48, 27,636.64 and 14,060.60

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Solution

The fourth proportional to 20,047.48, 27,636.64 and 14,060.60 is: 19,383.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,047.48 : 27,636.64 = 14,060.60 : x
  2. Step 2: Convert to fraction form
    20,047.48/27,636.64 = 14,060.60/x
  3. Step 3: Cross multiply
    20,047.48x = 27,636.64 × 14,060.60
  4. Step 4: Simplify right side
    20,047.48x = 388,587,740.38
  5. Step 5: Solve for x
    x = 388,587,740.38/20,047.48
  6. Step 6: Final answer
    x = 19,383.37

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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.