Home / 12,324.08-17,005.98-7,017.80

Finding the Fourth Proportional to 12,324.08, 17,005.98 and 7,017.80

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Solution

The fourth proportional to 12,324.08, 17,005.98 and 7,017.80 is: 9,683.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,324.08 : 17,005.98 = 7,017.80 : x
  2. Step 2: Convert to fraction form
    12,324.08/17,005.98 = 7,017.80/x
  3. Step 3: Cross multiply
    12,324.08x = 17,005.98 × 7,017.80
  4. Step 4: Simplify right side
    12,324.08x = 119,344,566.44
  5. Step 5: Solve for x
    x = 119,344,566.44/12,324.08
  6. Step 6: Final answer
    x = 9,683.85

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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.