Home / 63,649.12-95,466.20-16,905.60

Finding the Fourth Proportional to 63,649.12, 95,466.20 and 16,905.60

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Solution

The fourth proportional to 63,649.12, 95,466.20 and 16,905.60 is: 25,356.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,649.12 : 95,466.20 = 16,905.60 : x
  2. Step 2: Convert to fraction form
    63,649.12/95,466.20 = 16,905.60/x
  3. Step 3: Cross multiply
    63,649.12x = 95,466.20 × 16,905.60
  4. Step 4: Simplify right side
    63,649.12x = 1,613,913,390.72
  5. Step 5: Solve for x
    x = 1,613,913,390.72/63,649.12
  6. Step 6: Final answer
    x = 25,356.41

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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.