Home / 39,727.76-59,583.76-19,716.38

Finding the Fourth Proportional to 39,727.76, 59,583.76 and 19,716.38

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Solution

The fourth proportional to 39,727.76, 59,583.76 and 19,716.38 is: 29,570.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,727.76 : 59,583.76 = 19,716.38 : x
  2. Step 2: Convert to fraction form
    39,727.76/59,583.76 = 19,716.38/x
  3. Step 3: Cross multiply
    39,727.76x = 59,583.76 × 19,716.38
  4. Step 4: Simplify right side
    39,727.76x = 1,174,776,053.99
  5. Step 5: Solve for x
    x = 1,174,776,053.99/39,727.76
  6. Step 6: Final answer
    x = 29,570.66

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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.