Home / 18,630.26-25,712.37-11,558.96

Finding the Fourth Proportional to 18,630.26, 25,712.37 and 11,558.96

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Solution

The fourth proportional to 18,630.26, 25,712.37 and 11,558.96 is: 15,952.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,630.26 : 25,712.37 = 11,558.96 : x
  2. Step 2: Convert to fraction form
    18,630.26/25,712.37 = 11,558.96/x
  3. Step 3: Cross multiply
    18,630.26x = 25,712.37 × 11,558.96
  4. Step 4: Simplify right side
    18,630.26x = 297,208,256.34
  5. Step 5: Solve for x
    x = 297,208,256.34/18,630.26
  6. Step 6: Final answer
    x = 15,952.98

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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.