Home / 29,980.45-41,371.93-16,551.41

Finding the Fourth Proportional to 29,980.45, 41,371.93 and 16,551.41

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Solution

The fourth proportional to 29,980.45, 41,371.93 and 16,551.41 is: 22,840.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,980.45 : 41,371.93 = 16,551.41 : x
  2. Step 2: Convert to fraction form
    29,980.45/41,371.93 = 16,551.41/x
  3. Step 3: Cross multiply
    29,980.45x = 41,371.93 × 16,551.41
  4. Step 4: Simplify right side
    29,980.45x = 684,763,775.92
  5. Step 5: Solve for x
    x = 684,763,775.92/29,980.45
  6. Step 6: Final answer
    x = 22,840.34

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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.