Home / 12,387.24-18,583.32-4,596.12

Finding the Fourth Proportional to 12,387.24, 18,583.32 and 4,596.12

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Solution

The fourth proportional to 12,387.24, 18,583.32 and 4,596.12 is: 6,895.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,387.24 : 18,583.32 = 4,596.12 : x
  2. Step 2: Convert to fraction form
    12,387.24/18,583.32 = 4,596.12/x
  3. Step 3: Cross multiply
    12,387.24x = 18,583.32 × 4,596.12
  4. Step 4: Simplify right side
    12,387.24x = 85,411,168.72
  5. Step 5: Solve for x
    x = 85,411,168.72/12,387.24
  6. Step 6: Final answer
    x = 6,895.09

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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.