Home / 16,679.32-23,014.26-9,509.10

Finding the Fourth Proportional to 16,679.32, 23,014.26 and 9,509.10

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Solution

The fourth proportional to 16,679.32, 23,014.26 and 9,509.10 is: 13,120.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,679.32 : 23,014.26 = 9,509.10 : x
  2. Step 2: Convert to fraction form
    16,679.32/23,014.26 = 9,509.10/x
  3. Step 3: Cross multiply
    16,679.32x = 23,014.26 × 9,509.10
  4. Step 4: Simplify right side
    16,679.32x = 218,844,813.46
  5. Step 5: Solve for x
    x = 218,844,813.46/16,679.32
  6. Step 6: Final answer
    x = 13,120.73

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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.