Home / 43,059.36-64,339.68-33,009.12

Finding the Fourth Proportional to 43,059.36, 64,339.68 and 33,009.12

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Solution

The fourth proportional to 43,059.36, 64,339.68 and 33,009.12 is: 49,322.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,059.36 : 64,339.68 = 33,009.12 : x
  2. Step 2: Convert to fraction form
    43,059.36/64,339.68 = 33,009.12/x
  3. Step 3: Cross multiply
    43,059.36x = 64,339.68 × 33,009.12
  4. Step 4: Simplify right side
    43,059.36x = 2,123,796,217.88
  5. Step 5: Solve for x
    x = 2,123,796,217.88/43,059.36
  6. Step 6: Final answer
    x = 49,322.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.