Home / 16,858.26-23,263.20-9,785.34

Finding the Fourth Proportional to 16,858.26, 23,263.20 and 9,785.34

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Solution

The fourth proportional to 16,858.26, 23,263.20 and 9,785.34 is: 13,503.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,858.26 : 23,263.20 = 9,785.34 : x
  2. Step 2: Convert to fraction form
    16,858.26/23,263.20 = 9,785.34/x
  3. Step 3: Cross multiply
    16,858.26x = 23,263.20 × 9,785.34
  4. Step 4: Simplify right side
    16,858.26x = 227,638,321.49
  5. Step 5: Solve for x
    x = 227,638,321.49/16,858.26
  6. Step 6: Final answer
    x = 13,503.07

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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.