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Finding the Fourth Proportional to 63,008.10, 94,512.15 and 18,630.90

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Solution

The fourth proportional to 63,008.10, 94,512.15 and 18,630.90 is: 27,946.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,008.10 : 94,512.15 = 18,630.90 : x
  2. Step 2: Convert to fraction form
    63,008.10/94,512.15 = 18,630.90/x
  3. Step 3: Cross multiply
    63,008.10x = 94,512.15 × 18,630.90
  4. Step 4: Simplify right side
    63,008.10x = 1,760,846,415.44
  5. Step 5: Solve for x
    x = 1,760,846,415.44/63,008.10
  6. Step 6: Final answer
    x = 27,946.35

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Similar ratio
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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.