Home / 12,018.92-16,587.27-6,714.08

Finding the Fourth Proportional to 12,018.92, 16,587.27 and 6,714.08

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Solution

The fourth proportional to 12,018.92, 16,587.27 and 6,714.08 is: 9,266.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,018.92 : 16,587.27 = 6,714.08 : x
  2. Step 2: Convert to fraction form
    12,018.92/16,587.27 = 6,714.08/x
  3. Step 3: Cross multiply
    12,018.92x = 16,587.27 × 6,714.08
  4. Step 4: Simplify right side
    12,018.92x = 111,368,174.83
  5. Step 5: Solve for x
    x = 111,368,174.83/12,018.92
  6. Step 6: Final answer
    x = 9,266.08

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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.