Home / 18,206.88-25,016.52-14,474.40

Finding the Fourth Proportional to 18,206.88, 25,016.52 and 14,474.40

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Solution

The fourth proportional to 18,206.88, 25,016.52 and 14,474.40 is: 19,888.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,206.88 : 25,016.52 = 14,474.40 : x
  2. Step 2: Convert to fraction form
    18,206.88/25,016.52 = 14,474.40/x
  3. Step 3: Cross multiply
    18,206.88x = 25,016.52 × 14,474.40
  4. Step 4: Simplify right side
    18,206.88x = 362,099,117.09
  5. Step 5: Solve for x
    x = 362,099,117.09/18,206.88
  6. Step 6: Final answer
    x = 19,888.04

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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.