Home / 19,771.04-27,272.76-17,418.80

Finding the Fourth Proportional to 19,771.04, 27,272.76 and 17,418.80

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Solution

The fourth proportional to 19,771.04, 27,272.76 and 17,418.80 is: 24,028.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,771.04 : 27,272.76 = 17,418.80 : x
  2. Step 2: Convert to fraction form
    19,771.04/27,272.76 = 17,418.80/x
  3. Step 3: Cross multiply
    19,771.04x = 27,272.76 × 17,418.80
  4. Step 4: Simplify right side
    19,771.04x = 475,058,751.89
  5. Step 5: Solve for x
    x = 475,058,751.89/19,771.04
  6. Step 6: Final answer
    x = 24,028.01

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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.