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Finding the Fourth Proportional to 62,798.88, 86,630.28 and 41,285.64

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Solution

The fourth proportional to 62,798.88, 86,630.28 and 41,285.64 is: 56,953.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,798.88 : 86,630.28 = 41,285.64 : x
  2. Step 2: Convert to fraction form
    62,798.88/86,630.28 = 41,285.64/x
  3. Step 3: Cross multiply
    62,798.88x = 86,630.28 × 41,285.64
  4. Step 4: Simplify right side
    62,798.88x = 3,576,586,553.18
  5. Step 5: Solve for x
    x = 3,576,586,553.18/62,798.88
  6. Step 6: Final answer
    x = 56,953.03

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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.