Home / 18,253.98-25,190.78-10,296.36

Finding the Fourth Proportional to 18,253.98, 25,190.78 and 10,296.36

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Solution

The fourth proportional to 18,253.98, 25,190.78 and 10,296.36 is: 14,209.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,253.98 : 25,190.78 = 10,296.36 : x
  2. Step 2: Convert to fraction form
    18,253.98/25,190.78 = 10,296.36/x
  3. Step 3: Cross multiply
    18,253.98x = 25,190.78 × 10,296.36
  4. Step 4: Simplify right side
    18,253.98x = 259,373,313.82
  5. Step 5: Solve for x
    x = 259,373,313.82/18,253.98
  6. Step 6: Final answer
    x = 14,209.14

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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.