Home / 18,503.78-25,535.26-10,546.34

Finding the Fourth Proportional to 18,503.78, 25,535.26 and 10,546.34

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Solution

The fourth proportional to 18,503.78, 25,535.26 and 10,546.34 is: 14,553.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,503.78 : 25,535.26 = 10,546.34 : x
  2. Step 2: Convert to fraction form
    18,503.78/25,535.26 = 10,546.34/x
  3. Step 3: Cross multiply
    18,503.78x = 25,535.26 × 10,546.34
  4. Step 4: Simplify right side
    18,503.78x = 269,303,533.95
  5. Step 5: Solve for x
    x = 269,303,533.95/18,503.78
  6. Step 6: Final answer
    x = 14,553.97

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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.