Home / 12,416.01-18,625.23-4,520.63

Finding the Fourth Proportional to 12,416.01, 18,625.23 and 4,520.63

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Solution

The fourth proportional to 12,416.01, 18,625.23 and 4,520.63 is: 6,781.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,416.01 : 18,625.23 = 4,520.63 : x
  2. Step 2: Convert to fraction form
    12,416.01/18,625.23 = 4,520.63/x
  3. Step 3: Cross multiply
    12,416.01x = 18,625.23 × 4,520.63
  4. Step 4: Simplify right side
    12,416.01x = 84,197,680.37
  5. Step 5: Solve for x
    x = 84,197,680.37/12,416.01
  6. Step 6: Final answer
    x = 6,781.38

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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.