Home / 18,277.70-25,222.59-10,211.58

Finding the Fourth Proportional to 18,277.70, 25,222.59 and 10,211.58

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Solution

The fourth proportional to 18,277.70, 25,222.59 and 10,211.58 is: 14,091.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,277.70 : 25,222.59 = 10,211.58 : x
  2. Step 2: Convert to fraction form
    18,277.70/25,222.59 = 10,211.58/x
  3. Step 3: Cross multiply
    18,277.70x = 25,222.59 × 10,211.58
  4. Step 4: Simplify right side
    18,277.70x = 257,562,495.59
  5. Step 5: Solve for x
    x = 257,562,495.59/18,277.70
  6. Step 6: Final answer
    x = 14,091.63

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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.