Home / 12,403.74-18,605.34-3,043.83

Finding the Fourth Proportional to 12,403.74, 18,605.34 and 3,043.83

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Solution

The fourth proportional to 12,403.74, 18,605.34 and 3,043.83 is: 4,565.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,403.74 : 18,605.34 = 3,043.83 : x
  2. Step 2: Convert to fraction form
    12,403.74/18,605.34 = 3,043.83/x
  3. Step 3: Cross multiply
    12,403.74x = 18,605.34 × 3,043.83
  4. Step 4: Simplify right side
    12,403.74x = 56,631,492.05
  5. Step 5: Solve for x
    x = 56,631,492.05/12,403.74
  6. Step 6: Final answer
    x = 4,565.68

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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.