Home / 17,173.80-23,699.41-9,620.07

Finding the Fourth Proportional to 17,173.80, 23,699.41 and 9,620.07

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Solution

The fourth proportional to 17,173.80, 23,699.41 and 9,620.07 is: 13,275.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,173.80 : 23,699.41 = 9,620.07 : x
  2. Step 2: Convert to fraction form
    17,173.80/23,699.41 = 9,620.07/x
  3. Step 3: Cross multiply
    17,173.80x = 23,699.41 × 9,620.07
  4. Step 4: Simplify right side
    17,173.80x = 227,990,047.27
  5. Step 5: Solve for x
    x = 227,990,047.27/17,173.80
  6. Step 6: Final answer
    x = 13,275.46

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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.