Home / 12,048.93-18,069.92-4,151.12

Finding the Fourth Proportional to 12,048.93, 18,069.92 and 4,151.12

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Solution

The fourth proportional to 12,048.93, 18,069.92 and 4,151.12 is: 6,225.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,048.93 : 18,069.92 = 4,151.12 : x
  2. Step 2: Convert to fraction form
    12,048.93/18,069.92 = 4,151.12/x
  3. Step 3: Cross multiply
    12,048.93x = 18,069.92 × 4,151.12
  4. Step 4: Simplify right side
    12,048.93x = 75,010,295.21
  5. Step 5: Solve for x
    x = 75,010,295.21/12,048.93
  6. Step 6: Final answer
    x = 6,225.47

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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.