Home / 12,501.83-18,743.42-4,176.92

Finding the Fourth Proportional to 12,501.83, 18,743.42 and 4,176.92

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Solution

The fourth proportional to 12,501.83, 18,743.42 and 4,176.92 is: 6,262.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,501.83 : 18,743.42 = 4,176.92 : x
  2. Step 2: Convert to fraction form
    12,501.83/18,743.42 = 4,176.92/x
  3. Step 3: Cross multiply
    12,501.83x = 18,743.42 × 4,176.92
  4. Step 4: Simplify right side
    12,501.83x = 78,289,651.26
  5. Step 5: Solve for x
    x = 78,289,651.26/12,501.83
  6. Step 6: Final answer
    x = 6,262.26

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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.