Home / 30,879.56-46,284.06-14,025.42

Finding the Fourth Proportional to 30,879.56, 46,284.06 and 14,025.42

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Solution

The fourth proportional to 30,879.56, 46,284.06 and 14,025.42 is: 21,022.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,879.56 : 46,284.06 = 14,025.42 : x
  2. Step 2: Convert to fraction form
    30,879.56/46,284.06 = 14,025.42/x
  3. Step 3: Cross multiply
    30,879.56x = 46,284.06 × 14,025.42
  4. Step 4: Simplify right side
    30,879.56x = 649,153,328.21
  5. Step 5: Solve for x
    x = 649,153,328.21/30,879.56
  6. Step 6: Final answer
    x = 21,022.11

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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.