Home / 12,284.38-18,426.68-3,050.38

Finding the Fourth Proportional to 12,284.38, 18,426.68 and 3,050.38

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Solution

The fourth proportional to 12,284.38, 18,426.68 and 3,050.38 is: 4,575.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,284.38 : 18,426.68 = 3,050.38 : x
  2. Step 2: Convert to fraction form
    12,284.38/18,426.68 = 3,050.38/x
  3. Step 3: Cross multiply
    12,284.38x = 18,426.68 × 3,050.38
  4. Step 4: Simplify right side
    12,284.38x = 56,208,376.14
  5. Step 5: Solve for x
    x = 56,208,376.14/12,284.38
  6. Step 6: Final answer
    x = 4,575.60

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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.