Home / 39,649.80-59,468.94-11,562.33

Finding the Fourth Proportional to 39,649.80, 59,468.94 and 11,562.33

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Solution

The fourth proportional to 39,649.80, 59,468.94 and 11,562.33 is: 17,341.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,649.80 : 59,468.94 = 11,562.33 : x
  2. Step 2: Convert to fraction form
    39,649.80/59,468.94 = 11,562.33/x
  3. Step 3: Cross multiply
    39,649.80x = 59,468.94 × 11,562.33
  4. Step 4: Simplify right side
    39,649.80x = 687,599,509.03
  5. Step 5: Solve for x
    x = 687,599,509.03/39,649.80
  6. Step 6: Final answer
    x = 17,341.82

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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.