Home / 39,668.96-59,474.27-18,907.04

Finding the Fourth Proportional to 39,668.96, 59,474.27 and 18,907.04

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Solution

The fourth proportional to 39,668.96, 59,474.27 and 18,907.04 is: 28,346.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,668.96 : 59,474.27 = 18,907.04 : x
  2. Step 2: Convert to fraction form
    39,668.96/59,474.27 = 18,907.04/x
  3. Step 3: Cross multiply
    39,668.96x = 59,474.27 × 18,907.04
  4. Step 4: Simplify right side
    39,668.96x = 1,124,482,104.49
  5. Step 5: Solve for x
    x = 1,124,482,104.49/39,668.96
  6. Step 6: Final answer
    x = 28,346.65

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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.