Home / 29,913.87-41,281.42-16,485.60

Finding the Fourth Proportional to 29,913.87, 41,281.42 and 16,485.60

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Solution

The fourth proportional to 29,913.87, 41,281.42 and 16,485.60 is: 22,750.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,913.87 : 41,281.42 = 16,485.60 : x
  2. Step 2: Convert to fraction form
    29,913.87/41,281.42 = 16,485.60/x
  3. Step 3: Cross multiply
    29,913.87x = 41,281.42 × 16,485.60
  4. Step 4: Simplify right side
    29,913.87x = 680,548,936.34
  5. Step 5: Solve for x
    x = 680,548,936.34/29,913.87
  6. Step 6: Final answer
    x = 22,750.28

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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.