Home / 11,283.21-16,929.27-8,167.14

Finding the Fourth Proportional to 11,283.21, 16,929.27 and 8,167.14

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Solution

The fourth proportional to 11,283.21, 16,929.27 and 8,167.14 is: 12,253.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,283.21 : 16,929.27 = 8,167.14 : x
  2. Step 2: Convert to fraction form
    11,283.21/16,929.27 = 8,167.14/x
  3. Step 3: Cross multiply
    11,283.21x = 16,929.27 × 8,167.14
  4. Step 4: Simplify right side
    11,283.21x = 138,263,718.19
  5. Step 5: Solve for x
    x = 138,263,718.19/11,283.21
  6. Step 6: Final answer
    x = 12,253.93

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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.