Home / 16,823.65-23,216.37-9,653.28

Finding the Fourth Proportional to 16,823.65, 23,216.37 and 9,653.28

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Solution

The fourth proportional to 16,823.65, 23,216.37 and 9,653.28 is: 13,321.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,823.65 : 23,216.37 = 9,653.28 : x
  2. Step 2: Convert to fraction form
    16,823.65/23,216.37 = 9,653.28/x
  3. Step 3: Cross multiply
    16,823.65x = 23,216.37 × 9,653.28
  4. Step 4: Simplify right side
    16,823.65x = 224,114,051.23
  5. Step 5: Solve for x
    x = 224,114,051.23/16,823.65
  6. Step 6: Final answer
    x = 13,321.37

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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.