Home / 61,824.75-85,318.16-33,530.64

Finding the Fourth Proportional to 61,824.75, 85,318.16 and 33,530.64

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Solution

The fourth proportional to 61,824.75, 85,318.16 and 33,530.64 is: 46,272.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,824.75 : 85,318.16 = 33,530.64 : x
  2. Step 2: Convert to fraction form
    61,824.75/85,318.16 = 33,530.64/x
  3. Step 3: Cross multiply
    61,824.75x = 85,318.16 × 33,530.64
  4. Step 4: Simplify right side
    61,824.75x = 2,860,772,340.77
  5. Step 5: Solve for x
    x = 2,860,772,340.77/61,824.75
  6. Step 6: Final answer
    x = 46,272.28

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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.