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Finding the Fourth Proportional to 32,794.08, 45,270.88 and 20,226.08

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Solution

The fourth proportional to 32,794.08, 45,270.88 and 20,226.08 is: 27,921.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,794.08 : 45,270.88 = 20,226.08 : x
  2. Step 2: Convert to fraction form
    32,794.08/45,270.88 = 20,226.08/x
  3. Step 3: Cross multiply
    32,794.08x = 45,270.88 × 20,226.08
  4. Step 4: Simplify right side
    32,794.08x = 915,652,440.55
  5. Step 5: Solve for x
    x = 915,652,440.55/32,794.08
  6. Step 6: Final answer
    x = 27,921.27

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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.