Home / 34,072.73-47,010.92-20,457.23

Finding the Fourth Proportional to 34,072.73, 47,010.92 and 20,457.23

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Solution

The fourth proportional to 34,072.73, 47,010.92 and 20,457.23 is: 28,225.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,072.73 : 47,010.92 = 20,457.23 : x
  2. Step 2: Convert to fraction form
    34,072.73/47,010.92 = 20,457.23/x
  3. Step 3: Cross multiply
    34,072.73x = 47,010.92 × 20,457.23
  4. Step 4: Simplify right side
    34,072.73x = 961,713,371.62
  5. Step 5: Solve for x
    x = 961,713,371.62/34,072.73
  6. Step 6: Final answer
    x = 28,225.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.