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Finding the Fourth Proportional to 39,446.44, 59,168.04 and 21,905.08

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Solution

The fourth proportional to 39,446.44, 59,168.04 and 21,905.08 is: 32,856.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,446.44 : 59,168.04 = 21,905.08 : x
  2. Step 2: Convert to fraction form
    39,446.44/59,168.04 = 21,905.08/x
  3. Step 3: Cross multiply
    39,446.44x = 59,168.04 × 21,905.08
  4. Step 4: Simplify right side
    39,446.44x = 1,296,080,649.64
  5. Step 5: Solve for x
    x = 1,296,080,649.64/39,446.44
  6. Step 6: Final answer
    x = 32,856.72

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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.