Home / 27,795.03-38,357.20-15,048.34

Finding the Fourth Proportional to 27,795.03, 38,357.20 and 15,048.34

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Solution

The fourth proportional to 27,795.03, 38,357.20 and 15,048.34 is: 20,766.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,795.03 : 38,357.20 = 15,048.34 : x
  2. Step 2: Convert to fraction form
    27,795.03/38,357.20 = 15,048.34/x
  3. Step 3: Cross multiply
    27,795.03x = 38,357.20 × 15,048.34
  4. Step 4: Simplify right side
    27,795.03x = 577,212,187.05
  5. Step 5: Solve for x
    x = 577,212,187.05/27,795.03
  6. Step 6: Final answer
    x = 20,766.74

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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.