Home / 13,992.36-20,988.52-9,596.49

Finding the Fourth Proportional to 13,992.36, 20,988.52 and 9,596.49

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Solution

The fourth proportional to 13,992.36, 20,988.52 and 9,596.49 is: 14,394.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,992.36 : 20,988.52 = 9,596.49 : x
  2. Step 2: Convert to fraction form
    13,992.36/20,988.52 = 9,596.49/x
  3. Step 3: Cross multiply
    13,992.36x = 20,988.52 × 9,596.49
  4. Step 4: Simplify right side
    13,992.36x = 201,416,048.08
  5. Step 5: Solve for x
    x = 201,416,048.08/13,992.36
  6. Step 6: Final answer
    x = 14,394.72

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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.