Home / 13,425.54-18,461.52-11,654.04

Finding the Fourth Proportional to 13,425.54, 18,461.52 and 11,654.04

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Solution

The fourth proportional to 13,425.54, 18,461.52 and 11,654.04 is: 16,025.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,425.54 : 18,461.52 = 11,654.04 : x
  2. Step 2: Convert to fraction form
    13,425.54/18,461.52 = 11,654.04/x
  3. Step 3: Cross multiply
    13,425.54x = 18,461.52 × 11,654.04
  4. Step 4: Simplify right side
    13,425.54x = 215,151,292.54
  5. Step 5: Solve for x
    x = 215,151,292.54/13,425.54
  6. Step 6: Final answer
    x = 16,025.52

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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.