Home / 18,300.22-25,245.03-11,574.52

Finding the Fourth Proportional to 18,300.22, 25,245.03 and 11,574.52

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Solution

The fourth proportional to 18,300.22, 25,245.03 and 11,574.52 is: 15,966.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,300.22 : 25,245.03 = 11,574.52 : x
  2. Step 2: Convert to fraction form
    18,300.22/25,245.03 = 11,574.52/x
  3. Step 3: Cross multiply
    18,300.22x = 25,245.03 × 11,574.52
  4. Step 4: Simplify right side
    18,300.22x = 292,199,104.64
  5. Step 5: Solve for x
    x = 292,199,104.64/18,300.22
  6. Step 6: Final answer
    x = 15,966.97

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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.