Home / 28,327.14-42,474.33-11,668.32

Finding the Fourth Proportional to 28,327.14, 42,474.33 and 11,668.32

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Solution

The fourth proportional to 28,327.14, 42,474.33 and 11,668.32 is: 17,495.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,327.14 : 42,474.33 = 11,668.32 : x
  2. Step 2: Convert to fraction form
    28,327.14/42,474.33 = 11,668.32/x
  3. Step 3: Cross multiply
    28,327.14x = 42,474.33 × 11,668.32
  4. Step 4: Simplify right side
    28,327.14x = 495,604,074.23
  5. Step 5: Solve for x
    x = 495,604,074.23/28,327.14
  6. Step 6: Final answer
    x = 17,495.73

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1.5x scale

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.