Home / 18,317.11-25,274.23-10,764.67

Finding the Fourth Proportional to 18,317.11, 25,274.23 and 10,764.67

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Solution

The fourth proportional to 18,317.11, 25,274.23 and 10,764.67 is: 14,853.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,317.11 : 25,274.23 = 10,764.67 : x
  2. Step 2: Convert to fraction form
    18,317.11/25,274.23 = 10,764.67/x
  3. Step 3: Cross multiply
    18,317.11x = 25,274.23 × 10,764.67
  4. Step 4: Simplify right side
    18,317.11x = 272,068,745.45
  5. Step 5: Solve for x
    x = 272,068,745.45/18,317.11
  6. Step 6: Final answer
    x = 14,853.26

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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.