Home / 16,668.12-23,007.79-9,597.36

Finding the Fourth Proportional to 16,668.12, 23,007.79 and 9,597.36

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Solution

The fourth proportional to 16,668.12, 23,007.79 and 9,597.36 is: 13,247.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,668.12 : 23,007.79 = 9,597.36 : x
  2. Step 2: Convert to fraction form
    16,668.12/23,007.79 = 9,597.36/x
  3. Step 3: Cross multiply
    16,668.12x = 23,007.79 × 9,597.36
  4. Step 4: Simplify right side
    16,668.12x = 220,814,043.43
  5. Step 5: Solve for x
    x = 220,814,043.43/16,668.12
  6. Step 6: Final answer
    x = 13,247.69

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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.