Home / 17,771.91-24,506.87-15,262.34

Finding the Fourth Proportional to 17,771.91, 24,506.87 and 15,262.34

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Solution

The fourth proportional to 17,771.91, 24,506.87 and 15,262.34 is: 21,046.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,771.91 : 24,506.87 = 15,262.34 : x
  2. Step 2: Convert to fraction form
    17,771.91/24,506.87 = 15,262.34/x
  3. Step 3: Cross multiply
    17,771.91x = 24,506.87 × 15,262.34
  4. Step 4: Simplify right side
    17,771.91x = 374,031,983.43
  5. Step 5: Solve for x
    x = 374,031,983.43/17,771.91
  6. Step 6: Final answer
    x = 21,046.25

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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.