Home / 18,322.09-27,487.46-14,587.99

Finding the Fourth Proportional to 18,322.09, 27,487.46 and 14,587.99

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Solution

The fourth proportional to 18,322.09, 27,487.46 and 14,587.99 is: 21,885.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,322.09 : 27,487.46 = 14,587.99 : x
  2. Step 2: Convert to fraction form
    18,322.09/27,487.46 = 14,587.99/x
  3. Step 3: Cross multiply
    18,322.09x = 27,487.46 × 14,587.99
  4. Step 4: Simplify right side
    18,322.09x = 400,986,759.36
  5. Step 5: Solve for x
    x = 400,986,759.36/18,322.09
  6. Step 6: Final answer
    x = 21,885.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.