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Finding the Fourth Proportional to 38,307.59, 57,424.43 and 19,596.44

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Solution

The fourth proportional to 38,307.59, 57,424.43 and 19,596.44 is: 29,375.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,307.59 : 57,424.43 = 19,596.44 : x
  2. Step 2: Convert to fraction form
    38,307.59/57,424.43 = 19,596.44/x
  3. Step 3: Cross multiply
    38,307.59x = 57,424.43 × 19,596.44
  4. Step 4: Simplify right side
    38,307.59x = 1,125,314,397.03
  5. Step 5: Solve for x
    x = 1,125,314,397.03/38,307.59
  6. Step 6: Final answer
    x = 29,375.76

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1.5x scale

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.