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Finding the Fourth Proportional to 43,402.44, 64,975.50 and 32,357.64

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Solution

The fourth proportional to 43,402.44, 64,975.50 and 32,357.64 is: 48,440.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,402.44 : 64,975.50 = 32,357.64 : x
  2. Step 2: Convert to fraction form
    43,402.44/64,975.50 = 32,357.64/x
  3. Step 3: Cross multiply
    43,402.44x = 64,975.50 × 32,357.64
  4. Step 4: Simplify right side
    43,402.44x = 2,102,453,837.82
  5. Step 5: Solve for x
    x = 2,102,453,837.82/43,402.44
  6. Step 6: Final answer
    x = 48,440.91

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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.