Home / 64,282.62-96,449.27-19,912.82

Finding the Fourth Proportional to 64,282.62, 96,449.27 and 19,912.82

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Solution

The fourth proportional to 64,282.62, 96,449.27 and 19,912.82 is: 29,877.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,282.62 : 96,449.27 = 19,912.82 : x
  2. Step 2: Convert to fraction form
    64,282.62/96,449.27 = 19,912.82/x
  3. Step 3: Cross multiply
    64,282.62x = 96,449.27 × 19,912.82
  4. Step 4: Simplify right side
    64,282.62x = 1,920,576,952.64
  5. Step 5: Solve for x
    x = 1,920,576,952.64/64,282.62
  6. Step 6: Final answer
    x = 29,877.08

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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.