Home / 57,476.43-79,317.47-31,984.44

Finding the Fourth Proportional to 57,476.43, 79,317.47 and 31,984.44

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Solution

The fourth proportional to 57,476.43, 79,317.47 and 31,984.44 is: 44,138.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,476.43 : 79,317.47 = 31,984.44 : x
  2. Step 2: Convert to fraction form
    57,476.43/79,317.47 = 31,984.44/x
  3. Step 3: Cross multiply
    57,476.43x = 79,317.47 × 31,984.44
  4. Step 4: Simplify right side
    57,476.43x = 2,536,924,303.66
  5. Step 5: Solve for x
    x = 2,536,924,303.66/57,476.43
  6. Step 6: Final answer
    x = 44,138.52

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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.