Home / 12,415.94-18,635.62-4,526.09

Finding the Fourth Proportional to 12,415.94, 18,635.62 and 4,526.09

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Solution

The fourth proportional to 12,415.94, 18,635.62 and 4,526.09 is: 6,793.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,415.94 : 18,635.62 = 4,526.09 : x
  2. Step 2: Convert to fraction form
    12,415.94/18,635.62 = 4,526.09/x
  3. Step 3: Cross multiply
    12,415.94x = 18,635.62 × 4,526.09
  4. Step 4: Simplify right side
    12,415.94x = 84,346,467.20
  5. Step 5: Solve for x
    x = 84,346,467.20/12,415.94
  6. Step 6: Final answer
    x = 6,793.40

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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.