Home / 16,859.66-23,269.47-9,693.77

Finding the Fourth Proportional to 16,859.66, 23,269.47 and 9,693.77

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Solution

The fourth proportional to 16,859.66, 23,269.47 and 9,693.77 is: 13,379.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,859.66 : 23,269.47 = 9,693.77 : x
  2. Step 2: Convert to fraction form
    16,859.66/23,269.47 = 9,693.77/x
  3. Step 3: Cross multiply
    16,859.66x = 23,269.47 × 9,693.77
  4. Step 4: Simplify right side
    16,859.66x = 225,568,890.20
  5. Step 5: Solve for x
    x = 225,568,890.20/16,859.66
  6. Step 6: Final answer
    x = 13,379.21

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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.