Home / 16,704.36-23,051.16-9,630.36

Finding the Fourth Proportional to 16,704.36, 23,051.16 and 9,630.36

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Solution

The fourth proportional to 16,704.36, 23,051.16 and 9,630.36 is: 13,289.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,704.36 : 23,051.16 = 9,630.36 : x
  2. Step 2: Convert to fraction form
    16,704.36/23,051.16 = 9,630.36/x
  3. Step 3: Cross multiply
    16,704.36x = 23,051.16 × 9,630.36
  4. Step 4: Simplify right side
    16,704.36x = 221,990,969.22
  5. Step 5: Solve for x
    x = 221,990,969.22/16,704.36
  6. Step 6: Final answer
    x = 13,289.40

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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.