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Finding the Fourth Proportional to 48,658.37, 72,962.64 and 22,340.25

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Solution

The fourth proportional to 48,658.37, 72,962.64 and 22,340.25 is: 33,498.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,658.37 : 72,962.64 = 22,340.25 : x
  2. Step 2: Convert to fraction form
    48,658.37/72,962.64 = 22,340.25/x
  3. Step 3: Cross multiply
    48,658.37x = 72,962.64 × 22,340.25
  4. Step 4: Simplify right side
    48,658.37x = 1,630,003,618.26
  5. Step 5: Solve for x
    x = 1,630,003,618.26/48,658.37
  6. Step 6: Final answer
    x = 33,498.94

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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.