Home / 15,549.56-23,302.42-11,157.32

Finding the Fourth Proportional to 15,549.56, 23,302.42 and 11,157.32

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Solution

The fourth proportional to 15,549.56, 23,302.42 and 11,157.32 is: 16,720.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,549.56 : 23,302.42 = 11,157.32 : x
  2. Step 2: Convert to fraction form
    15,549.56/23,302.42 = 11,157.32/x
  3. Step 3: Cross multiply
    15,549.56x = 23,302.42 × 11,157.32
  4. Step 4: Simplify right side
    15,549.56x = 259,992,556.71
  5. Step 5: Solve for x
    x = 259,992,556.71/15,549.56
  6. Step 6: Final answer
    x = 16,720.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.