Home / 14,745.05-20,348.55-8,030.96

Finding the Fourth Proportional to 14,745.05, 20,348.55 and 8,030.96

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Solution

The fourth proportional to 14,745.05, 20,348.55 and 8,030.96 is: 11,082.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,745.05 : 20,348.55 = 8,030.96 : x
  2. Step 2: Convert to fraction form
    14,745.05/20,348.55 = 8,030.96/x
  3. Step 3: Cross multiply
    14,745.05x = 20,348.55 × 8,030.96
  4. Step 4: Simplify right side
    14,745.05x = 163,418,289.37
  5. Step 5: Solve for x
    x = 163,418,289.37/14,745.05
  6. Step 6: Final answer
    x = 11,082.93

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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.