Home / 39,284.98-58,928-11,205.04

Finding the Fourth Proportional to 39,284.98, 58,928 and 11,205.04

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Solution

The fourth proportional to 39,284.98, 58,928 and 11,205.04 is: 16,807.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,284.98 : 58,928 = 11,205.04 : x
  2. Step 2: Convert to fraction form
    39,284.98/58,928 = 11,205.04/x
  3. Step 3: Cross multiply
    39,284.98x = 58,928 × 11,205.04
  4. Step 4: Simplify right side
    39,284.98x = 660,290,597.12
  5. Step 5: Solve for x
    x = 660,290,597.12/39,284.98
  6. Step 6: Final answer
    x = 16,807.71

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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.