Home / 17,196.34-23,703.53-13,556.45

Finding the Fourth Proportional to 17,196.34, 23,703.53 and 13,556.45

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Solution

The fourth proportional to 17,196.34, 23,703.53 and 13,556.45 is: 18,686.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,196.34 : 23,703.53 = 13,556.45 : x
  2. Step 2: Convert to fraction form
    17,196.34/23,703.53 = 13,556.45/x
  3. Step 3: Cross multiply
    17,196.34x = 23,703.53 × 13,556.45
  4. Step 4: Simplify right side
    17,196.34x = 321,335,719.27
  5. Step 5: Solve for x
    x = 321,335,719.27/17,196.34
  6. Step 6: Final answer
    x = 18,686.29

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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.