Home / 27,208.41-40,733.37-20,219.40

Finding the Fourth Proportional to 27,208.41, 40,733.37 and 20,219.40

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Solution

The fourth proportional to 27,208.41, 40,733.37 and 20,219.40 is: 30,270.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,208.41 : 40,733.37 = 20,219.40 : x
  2. Step 2: Convert to fraction form
    27,208.41/40,733.37 = 20,219.40/x
  3. Step 3: Cross multiply
    27,208.41x = 40,733.37 × 20,219.40
  4. Step 4: Simplify right side
    27,208.41x = 823,604,301.38
  5. Step 5: Solve for x
    x = 823,604,301.38/27,208.41
  6. Step 6: Final answer
    x = 30,270.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.