Home / 18,180.54-25,087.11-10,222.59

Finding the Fourth Proportional to 18,180.54, 25,087.11 and 10,222.59

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Solution

The fourth proportional to 18,180.54, 25,087.11 and 10,222.59 is: 14,106.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,180.54 : 25,087.11 = 10,222.59 : x
  2. Step 2: Convert to fraction form
    18,180.54/25,087.11 = 10,222.59/x
  3. Step 3: Cross multiply
    18,180.54x = 25,087.11 × 10,222.59
  4. Step 4: Simplify right side
    18,180.54x = 256,455,239.81
  5. Step 5: Solve for x
    x = 256,455,239.81/18,180.54
  6. Step 6: Final answer
    x = 14,106.03

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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.