Home / 12,473.30-18,709.95-4,572.83

Finding the Fourth Proportional to 12,473.30, 18,709.95 and 4,572.83

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Solution

The fourth proportional to 12,473.30, 18,709.95 and 4,572.83 is: 6,859.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,473.30 : 18,709.95 = 4,572.83 : x
  2. Step 2: Convert to fraction form
    12,473.30/18,709.95 = 4,572.83/x
  3. Step 3: Cross multiply
    12,473.30x = 18,709.95 × 4,572.83
  4. Step 4: Simplify right side
    12,473.30x = 85,557,467.43
  5. Step 5: Solve for x
    x = 85,557,467.43/12,473.30
  6. Step 6: Final answer
    x = 6,859.25

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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.