Home / 17,172.80-23,698.27-9,619.08

Finding the Fourth Proportional to 17,172.80, 23,698.27 and 9,619.08

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Solution

The fourth proportional to 17,172.80, 23,698.27 and 9,619.08 is: 13,274.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,172.80 : 23,698.27 = 9,619.08 : x
  2. Step 2: Convert to fraction form
    17,172.80/23,698.27 = 9,619.08/x
  3. Step 3: Cross multiply
    17,172.80x = 23,698.27 × 9,619.08
  4. Step 4: Simplify right side
    17,172.80x = 227,955,554.99
  5. Step 5: Solve for x
    x = 227,955,554.99/17,172.80
  6. Step 6: Final answer
    x = 13,274.22

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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.