Home / 46,639.16-69,903.96-21,626.56

Finding the Fourth Proportional to 46,639.16, 69,903.96 and 21,626.56

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Solution

The fourth proportional to 46,639.16, 69,903.96 and 21,626.56 is: 32,414.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,639.16 : 69,903.96 = 21,626.56 : x
  2. Step 2: Convert to fraction form
    46,639.16/69,903.96 = 21,626.56/x
  3. Step 3: Cross multiply
    46,639.16x = 69,903.96 × 21,626.56
  4. Step 4: Simplify right side
    46,639.16x = 1,511,782,185.18
  5. Step 5: Solve for x
    x = 1,511,782,185.18/46,639.16
  6. Step 6: Final answer
    x = 32,414.44

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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.