Home / 11,292.12-16,854.84-9,636.48

Finding the Fourth Proportional to 11,292.12, 16,854.84 and 9,636.48

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Solution

The fourth proportional to 11,292.12, 16,854.84 and 9,636.48 is: 14,383.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,292.12 : 16,854.84 = 9,636.48 : x
  2. Step 2: Convert to fraction form
    11,292.12/16,854.84 = 9,636.48/x
  3. Step 3: Cross multiply
    11,292.12x = 16,854.84 × 9,636.48
  4. Step 4: Simplify right side
    11,292.12x = 162,421,328.56
  5. Step 5: Solve for x
    x = 162,421,328.56/11,292.12
  6. Step 6: Final answer
    x = 14,383.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.