Home / 16,912.65-23,339.36-9,739.94

Finding the Fourth Proportional to 16,912.65, 23,339.36 and 9,739.94

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Solution

The fourth proportional to 16,912.65, 23,339.36 and 9,739.94 is: 13,441.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,912.65 : 23,339.36 = 9,739.94 : x
  2. Step 2: Convert to fraction form
    16,912.65/23,339.36 = 9,739.94/x
  3. Step 3: Cross multiply
    16,912.65x = 23,339.36 × 9,739.94
  4. Step 4: Simplify right side
    16,912.65x = 227,323,966.04
  5. Step 5: Solve for x
    x = 227,323,966.04/16,912.65
  6. Step 6: Final answer
    x = 13,441.06

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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.