Home / 46,216.54-69,319.46-12,939.27

Finding the Fourth Proportional to 46,216.54, 69,319.46 and 12,939.27

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Solution

The fourth proportional to 46,216.54, 69,319.46 and 12,939.27 is: 19,407.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,216.54 : 69,319.46 = 12,939.27 : x
  2. Step 2: Convert to fraction form
    46,216.54/69,319.46 = 12,939.27/x
  3. Step 3: Cross multiply
    46,216.54x = 69,319.46 × 12,939.27
  4. Step 4: Simplify right side
    46,216.54x = 896,942,797.90
  5. Step 5: Solve for x
    x = 896,942,797.90/46,216.54
  6. Step 6: Final answer
    x = 19,407.40

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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.