Home / 64,028.82-96,022.59-21,322.89

Finding the Fourth Proportional to 64,028.82, 96,022.59 and 21,322.89

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Solution

The fourth proportional to 64,028.82, 96,022.59 and 21,322.89 is: 31,977.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,028.82 : 96,022.59 = 21,322.89 : x
  2. Step 2: Convert to fraction form
    64,028.82/96,022.59 = 21,322.89/x
  3. Step 3: Cross multiply
    64,028.82x = 96,022.59 × 21,322.89
  4. Step 4: Simplify right side
    64,028.82x = 2,047,479,124.09
  5. Step 5: Solve for x
    x = 2,047,479,124.09/64,028.82
  6. Step 6: Final answer
    x = 31,977.46

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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.