Home / 29,721.81-41,010.87-16,969.17

Finding the Fourth Proportional to 29,721.81, 41,010.87 and 16,969.17

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Solution

The fourth proportional to 29,721.81, 41,010.87 and 16,969.17 is: 23,414.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,721.81 : 41,010.87 = 16,969.17 : x
  2. Step 2: Convert to fraction form
    29,721.81/41,010.87 = 16,969.17/x
  3. Step 3: Cross multiply
    29,721.81x = 41,010.87 × 16,969.17
  4. Step 4: Simplify right side
    29,721.81x = 695,920,424.88
  5. Step 5: Solve for x
    x = 695,920,424.88/29,721.81
  6. Step 6: Final answer
    x = 23,414.47

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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.