Home / 56,924.42-78,560.01-31,435.64

Finding the Fourth Proportional to 56,924.42, 78,560.01 and 31,435.64

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Solution

The fourth proportional to 56,924.42, 78,560.01 and 31,435.64 is: 43,383.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,924.42 : 78,560.01 = 31,435.64 : x
  2. Step 2: Convert to fraction form
    56,924.42/78,560.01 = 31,435.64/x
  3. Step 3: Cross multiply
    56,924.42x = 78,560.01 × 31,435.64
  4. Step 4: Simplify right side
    56,924.42x = 2,469,584,192.76
  5. Step 5: Solve for x
    x = 2,469,584,192.76/56,924.42
  6. Step 6: Final answer
    x = 43,383.56

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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.