Home / 43,064.52-64,509.06-21,942.54

Finding the Fourth Proportional to 43,064.52, 64,509.06 and 21,942.54

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Solution

The fourth proportional to 43,064.52, 64,509.06 and 21,942.54 is: 32,869.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,064.52 : 64,509.06 = 21,942.54 : x
  2. Step 2: Convert to fraction form
    43,064.52/64,509.06 = 21,942.54/x
  3. Step 3: Cross multiply
    43,064.52x = 64,509.06 × 21,942.54
  4. Step 4: Simplify right side
    43,064.52x = 1,415,492,629.41
  5. Step 5: Solve for x
    x = 1,415,492,629.41/43,064.52
  6. Step 6: Final answer
    x = 32,869.11

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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.