Home / 15,775.22-23,646.03-11,867.54

Finding the Fourth Proportional to 15,775.22, 23,646.03 and 11,867.54

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Solution

The fourth proportional to 15,775.22, 23,646.03 and 11,867.54 is: 17,788.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,775.22 : 23,646.03 = 11,867.54 : x
  2. Step 2: Convert to fraction form
    15,775.22/23,646.03 = 11,867.54/x
  3. Step 3: Cross multiply
    15,775.22x = 23,646.03 × 11,867.54
  4. Step 4: Simplify right side
    15,775.22x = 280,620,206.87
  5. Step 5: Solve for x
    x = 280,620,206.87/15,775.22
  6. Step 6: Final answer
    x = 17,788.67

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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.