Home / 12,018.10-16,583.34-6,712.24

Finding the Fourth Proportional to 12,018.10, 16,583.34 and 6,712.24

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Solution

The fourth proportional to 12,018.10, 16,583.34 and 6,712.24 is: 9,261.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,018.10 : 16,583.34 = 6,712.24 : x
  2. Step 2: Convert to fraction form
    12,018.10/16,583.34 = 6,712.24/x
  3. Step 3: Cross multiply
    12,018.10x = 16,583.34 × 6,712.24
  4. Step 4: Simplify right side
    12,018.10x = 111,311,358.08
  5. Step 5: Solve for x
    x = 111,311,358.08/12,018.10
  6. Step 6: Final answer
    x = 9,261.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.