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Finding the Fourth Proportional to 45,672.64, 68,336.68 and 26,962.86

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Solution

The fourth proportional to 45,672.64, 68,336.68 and 26,962.86 is: 40,342.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,672.64 : 68,336.68 = 26,962.86 : x
  2. Step 2: Convert to fraction form
    45,672.64/68,336.68 = 26,962.86/x
  3. Step 3: Cross multiply
    45,672.64x = 68,336.68 × 26,962.86
  4. Step 4: Simplify right side
    45,672.64x = 1,842,552,335.70
  5. Step 5: Solve for x
    x = 1,842,552,335.70/45,672.64
  6. Step 6: Final answer
    x = 40,342.58

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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.