Home / 39,811.36-59,729.52-16,448.80

Finding the Fourth Proportional to 39,811.36, 59,729.52 and 16,448.80

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Solution

The fourth proportional to 39,811.36, 59,729.52 and 16,448.80 is: 24,678.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,811.36 : 59,729.52 = 16,448.80 : x
  2. Step 2: Convert to fraction form
    39,811.36/59,729.52 = 16,448.80/x
  3. Step 3: Cross multiply
    39,811.36x = 59,729.52 × 16,448.80
  4. Step 4: Simplify right side
    39,811.36x = 982,478,928.58
  5. Step 5: Solve for x
    x = 982,478,928.58/39,811.36
  6. Step 6: Final answer
    x = 24,678.36

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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.