Home / 11,173.18-15,525.91-11,051.68

Finding the Fourth Proportional to 11,173.18, 15,525.91 and 11,051.68

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Solution

The fourth proportional to 11,173.18, 15,525.91 and 11,051.68 is: 15,357.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,173.18 : 15,525.91 = 11,051.68 : x
  2. Step 2: Convert to fraction form
    11,173.18/15,525.91 = 11,051.68/x
  3. Step 3: Cross multiply
    11,173.18x = 15,525.91 × 11,051.68
  4. Step 4: Simplify right side
    11,173.18x = 171,587,389.03
  5. Step 5: Solve for x
    x = 171,587,389.03/11,173.18
  6. Step 6: Final answer
    x = 15,357.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.