Home / 22,794.03-31,455.68-12,722.49

Finding the Fourth Proportional to 22,794.03, 31,455.68 and 12,722.49

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Solution

The fourth proportional to 22,794.03, 31,455.68 and 12,722.49 is: 17,556.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,794.03 : 31,455.68 = 12,722.49 : x
  2. Step 2: Convert to fraction form
    22,794.03/31,455.68 = 12,722.49/x
  3. Step 3: Cross multiply
    22,794.03x = 31,455.68 × 12,722.49
  4. Step 4: Simplify right side
    22,794.03x = 400,194,510.63
  5. Step 5: Solve for x
    x = 400,194,510.63/22,794.03
  6. Step 6: Final answer
    x = 17,556.99

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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.