Home / 64,370.84-96,556.29-19,997.62

Finding the Fourth Proportional to 64,370.84, 96,556.29 and 19,997.62

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Solution

The fourth proportional to 64,370.84, 96,556.29 and 19,997.62 is: 29,996.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,370.84 : 96,556.29 = 19,997.62 : x
  2. Step 2: Convert to fraction form
    64,370.84/96,556.29 = 19,997.62/x
  3. Step 3: Cross multiply
    64,370.84x = 96,556.29 × 19,997.62
  4. Step 4: Simplify right side
    64,370.84x = 1,930,895,679.65
  5. Step 5: Solve for x
    x = 1,930,895,679.65/64,370.84
  6. Step 6: Final answer
    x = 29,996.44

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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.