Home / 46,020.30-68,998.05-21,072.30

Finding the Fourth Proportional to 46,020.30, 68,998.05 and 21,072.30

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Solution

The fourth proportional to 46,020.30, 68,998.05 and 21,072.30 is: 31,593.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,020.30 : 68,998.05 = 21,072.30 : x
  2. Step 2: Convert to fraction form
    46,020.30/68,998.05 = 21,072.30/x
  3. Step 3: Cross multiply
    46,020.30x = 68,998.05 × 21,072.30
  4. Step 4: Simplify right side
    46,020.30x = 1,453,947,609.02
  5. Step 5: Solve for x
    x = 1,453,947,609.02/46,020.30
  6. Step 6: Final answer
    x = 31,593.61

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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.