Home / 46,129.81-69,194.78-12,849.97

Finding the Fourth Proportional to 46,129.81, 69,194.78 and 12,849.97

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Solution

The fourth proportional to 46,129.81, 69,194.78 and 12,849.97 is: 19,274.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,129.81 : 69,194.78 = 12,849.97 : x
  2. Step 2: Convert to fraction form
    46,129.81/69,194.78 = 12,849.97/x
  3. Step 3: Cross multiply
    46,129.81x = 69,194.78 × 12,849.97
  4. Step 4: Simplify right side
    46,129.81x = 889,150,847.16
  5. Step 5: Solve for x
    x = 889,150,847.16/46,129.81
  6. Step 6: Final answer
    x = 19,274.97

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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.