Home / 26,181.54-39,282.21-12,148.29

Finding the Fourth Proportional to 26,181.54, 39,282.21 and 12,148.29

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Solution

The fourth proportional to 26,181.54, 39,282.21 and 12,148.29 is: 18,227.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,181.54 : 39,282.21 = 12,148.29 : x
  2. Step 2: Convert to fraction form
    26,181.54/39,282.21 = 12,148.29/x
  3. Step 3: Cross multiply
    26,181.54x = 39,282.21 × 12,148.29
  4. Step 4: Simplify right side
    26,181.54x = 477,211,678.92
  5. Step 5: Solve for x
    x = 477,211,678.92/26,181.54
  6. Step 6: Final answer
    x = 18,227.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.