Home / 18,086.40-24,961.04-10,429.88

Finding the Fourth Proportional to 18,086.40, 24,961.04 and 10,429.88

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Solution

The fourth proportional to 18,086.40, 24,961.04 and 10,429.88 is: 14,394.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,086.40 : 24,961.04 = 10,429.88 : x
  2. Step 2: Convert to fraction form
    18,086.40/24,961.04 = 10,429.88/x
  3. Step 3: Cross multiply
    18,086.40x = 24,961.04 × 10,429.88
  4. Step 4: Simplify right side
    18,086.40x = 260,340,651.88
  5. Step 5: Solve for x
    x = 260,340,651.88/18,086.40
  6. Step 6: Final answer
    x = 14,394.28

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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.