Home / 55,634.40-83,457-16,190.64

Finding the Fourth Proportional to 55,634.40, 83,457 and 16,190.64

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Solution

The fourth proportional to 55,634.40, 83,457 and 16,190.64 is: 24,287.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,634.40 : 83,457 = 16,190.64 : x
  2. Step 2: Convert to fraction form
    55,634.40/83,457 = 16,190.64/x
  3. Step 3: Cross multiply
    55,634.40x = 83,457 × 16,190.64
  4. Step 4: Simplify right side
    55,634.40x = 1,351,222,242.48
  5. Step 5: Solve for x
    x = 1,351,222,242.48/55,634.40
  6. Step 6: Final answer
    x = 24,287.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.