Home / 57,518.10-79,359.48-33,650.64

Finding the Fourth Proportional to 57,518.10, 79,359.48 and 33,650.64

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Solution

The fourth proportional to 57,518.10, 79,359.48 and 33,650.64 is: 46,428.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,518.10 : 79,359.48 = 33,650.64 : x
  2. Step 2: Convert to fraction form
    57,518.10/79,359.48 = 33,650.64/x
  3. Step 3: Cross multiply
    57,518.10x = 79,359.48 × 33,650.64
  4. Step 4: Simplify right side
    57,518.10x = 2,670,497,292.07
  5. Step 5: Solve for x
    x = 2,670,497,292.07/57,518.10
  6. Step 6: Final answer
    x = 46,428.82

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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.