Home / 27,794.84-38,356.90-15,048.03

Finding the Fourth Proportional to 27,794.84, 38,356.90 and 15,048.03

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Solution

The fourth proportional to 27,794.84, 38,356.90 and 15,048.03 is: 20,766.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,794.84 : 38,356.90 = 15,048.03 : x
  2. Step 2: Convert to fraction form
    27,794.84/38,356.90 = 15,048.03/x
  3. Step 3: Cross multiply
    27,794.84x = 38,356.90 × 15,048.03
  4. Step 4: Simplify right side
    27,794.84x = 577,195,514.88
  5. Step 5: Solve for x
    x = 577,195,514.88/27,794.84
  6. Step 6: Final answer
    x = 20,766.28

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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.