Home / 16,893.12-23,313.60-9,440.64

Finding the Fourth Proportional to 16,893.12, 23,313.60 and 9,440.64

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Solution

The fourth proportional to 16,893.12, 23,313.60 and 9,440.64 is: 13,028.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,893.12 : 23,313.60 = 9,440.64 : x
  2. Step 2: Convert to fraction form
    16,893.12/23,313.60 = 9,440.64/x
  3. Step 3: Cross multiply
    16,893.12x = 23,313.60 × 9,440.64
  4. Step 4: Simplify right side
    16,893.12x = 220,095,304.70
  5. Step 5: Solve for x
    x = 220,095,304.70/16,893.12
  6. Step 6: Final answer
    x = 13,028.69

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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.