Home / 18,477.08-25,497.42-10,091.96

Finding the Fourth Proportional to 18,477.08, 25,497.42 and 10,091.96

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Solution

The fourth proportional to 18,477.08, 25,497.42 and 10,091.96 is: 13,926.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,477.08 : 25,497.42 = 10,091.96 : x
  2. Step 2: Convert to fraction form
    18,477.08/25,497.42 = 10,091.96/x
  3. Step 3: Cross multiply
    18,477.08x = 25,497.42 × 10,091.96
  4. Step 4: Simplify right side
    18,477.08x = 257,318,942.74
  5. Step 5: Solve for x
    x = 257,318,942.74/18,477.08
  6. Step 6: Final answer
    x = 13,926.39

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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.