Home / 14,966.10-20,644.77-9,367.38

Finding the Fourth Proportional to 14,966.10, 20,644.77 and 9,367.38

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Solution

The fourth proportional to 14,966.10, 20,644.77 and 9,367.38 is: 12,921.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,966.10 : 20,644.77 = 9,367.38 : x
  2. Step 2: Convert to fraction form
    14,966.10/20,644.77 = 9,367.38/x
  3. Step 3: Cross multiply
    14,966.10x = 20,644.77 × 9,367.38
  4. Step 4: Simplify right side
    14,966.10x = 193,387,405.60
  5. Step 5: Solve for x
    x = 193,387,405.60/14,966.10
  6. Step 6: Final answer
    x = 12,921.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.