Home / 39,856.97-59,795.28-11,776.88

Finding the Fourth Proportional to 39,856.97, 59,795.28 and 11,776.88

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Solution

The fourth proportional to 39,856.97, 59,795.28 and 11,776.88 is: 17,668.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,856.97 : 59,795.28 = 11,776.88 : x
  2. Step 2: Convert to fraction form
    39,856.97/59,795.28 = 11,776.88/x
  3. Step 3: Cross multiply
    39,856.97x = 59,795.28 × 11,776.88
  4. Step 4: Simplify right side
    39,856.97x = 704,201,837.13
  5. Step 5: Solve for x
    x = 704,201,837.13/39,856.97
  6. Step 6: Final answer
    x = 17,668.22

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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.