Home / 17,370.09-23,970.81-9,412.33

Finding the Fourth Proportional to 17,370.09, 23,970.81 and 9,412.33

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Solution

The fourth proportional to 17,370.09, 23,970.81 and 9,412.33 is: 12,989.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,370.09 : 23,970.81 = 9,412.33 : x
  2. Step 2: Convert to fraction form
    17,370.09/23,970.81 = 9,412.33/x
  3. Step 3: Cross multiply
    17,370.09x = 23,970.81 × 9,412.33
  4. Step 4: Simplify right side
    17,370.09x = 225,621,257.55
  5. Step 5: Solve for x
    x = 225,621,257.55/17,370.09
  6. Step 6: Final answer
    x = 12,989.06

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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.