Home / 18,182.88-24,983.64-14,450.40

Finding the Fourth Proportional to 18,182.88, 24,983.64 and 14,450.40

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Solution

The fourth proportional to 18,182.88, 24,983.64 and 14,450.40 is: 19,855.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,182.88 : 24,983.64 = 14,450.40 : x
  2. Step 2: Convert to fraction form
    18,182.88/24,983.64 = 14,450.40/x
  3. Step 3: Cross multiply
    18,182.88x = 24,983.64 × 14,450.40
  4. Step 4: Simplify right side
    18,182.88x = 361,023,591.46
  5. Step 5: Solve for x
    x = 361,023,591.46/18,182.88
  6. Step 6: Final answer
    x = 19,855.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.