Home / 27,636.09-38,143.97-17,562.57

Finding the Fourth Proportional to 27,636.09, 38,143.97 and 17,562.57

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Solution

The fourth proportional to 27,636.09, 38,143.97 and 17,562.57 is: 24,240.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,636.09 : 38,143.97 = 17,562.57 : x
  2. Step 2: Convert to fraction form
    27,636.09/38,143.97 = 17,562.57/x
  3. Step 3: Cross multiply
    27,636.09x = 38,143.97 × 17,562.57
  4. Step 4: Simplify right side
    27,636.09x = 669,906,055.39
  5. Step 5: Solve for x
    x = 669,906,055.39/27,636.09
  6. Step 6: Final answer
    x = 24,240.26

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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.