Home / 43,015.56-64,493.84-21,914.76

Finding the Fourth Proportional to 43,015.56, 64,493.84 and 21,914.76

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Solution

The fourth proportional to 43,015.56, 64,493.84 and 21,914.76 is: 32,857.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,015.56 : 64,493.84 = 21,914.76 : x
  2. Step 2: Convert to fraction form
    43,015.56/64,493.84 = 21,914.76/x
  3. Step 3: Cross multiply
    43,015.56x = 64,493.84 × 21,914.76
  4. Step 4: Simplify right side
    43,015.56x = 1,413,367,025.08
  5. Step 5: Solve for x
    x = 1,413,367,025.08/43,015.56
  6. Step 6: Final answer
    x = 32,857.11

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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.