Home / 29,471.31-40,669.70-16,895.25

Finding the Fourth Proportional to 29,471.31, 40,669.70 and 16,895.25

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Solution

The fourth proportional to 29,471.31, 40,669.70 and 16,895.25 is: 23,315.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,471.31 : 40,669.70 = 16,895.25 : x
  2. Step 2: Convert to fraction form
    29,471.31/40,669.70 = 16,895.25/x
  3. Step 3: Cross multiply
    29,471.31x = 40,669.70 × 16,895.25
  4. Step 4: Simplify right side
    29,471.31x = 687,124,664.45
  5. Step 5: Solve for x
    x = 687,124,664.45/29,471.31
  6. Step 6: Final answer
    x = 23,315.04

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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.