Home / 17,190.09-23,722.09-9,636.41

Finding the Fourth Proportional to 17,190.09, 23,722.09 and 9,636.41

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Solution

The fourth proportional to 17,190.09, 23,722.09 and 9,636.41 is: 13,298.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,190.09 : 23,722.09 = 9,636.41 : x
  2. Step 2: Convert to fraction form
    17,190.09/23,722.09 = 9,636.41/x
  3. Step 3: Cross multiply
    17,190.09x = 23,722.09 × 9,636.41
  4. Step 4: Simplify right side
    17,190.09x = 228,595,820.51
  5. Step 5: Solve for x
    x = 228,595,820.51/17,190.09
  6. Step 6: Final answer
    x = 13,298.12

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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.