Home / 12,074.09-18,114.38-5,050.40

Finding the Fourth Proportional to 12,074.09, 18,114.38 and 5,050.40

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Solution

The fourth proportional to 12,074.09, 18,114.38 and 5,050.40 is: 7,576.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,074.09 : 18,114.38 = 5,050.40 : x
  2. Step 2: Convert to fraction form
    12,074.09/18,114.38 = 5,050.40/x
  3. Step 3: Cross multiply
    12,074.09x = 18,114.38 × 5,050.40
  4. Step 4: Simplify right side
    12,074.09x = 91,484,748.93
  5. Step 5: Solve for x
    x = 91,484,748.93/12,074.09
  6. Step 6: Final answer
    x = 7,576.95

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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.