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Finding the Fourth Proportional to 34,960.55, 48,243.90 and 19,851.24

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Solution

The fourth proportional to 34,960.55, 48,243.90 and 19,851.24 is: 27,393.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,960.55 : 48,243.90 = 19,851.24 : x
  2. Step 2: Convert to fraction form
    34,960.55/48,243.90 = 19,851.24/x
  3. Step 3: Cross multiply
    34,960.55x = 48,243.90 × 19,851.24
  4. Step 4: Simplify right side
    34,960.55x = 957,701,237.44
  5. Step 5: Solve for x
    x = 957,701,237.44/34,960.55
  6. Step 6: Final answer
    x = 27,393.77

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1.5x scale

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.