Home / 18,568.59-27,782.15-16,329.65

Finding the Fourth Proportional to 18,568.59, 27,782.15 and 16,329.65

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Solution

The fourth proportional to 18,568.59, 27,782.15 and 16,329.65 is: 24,432.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,568.59 : 27,782.15 = 16,329.65 : x
  2. Step 2: Convert to fraction form
    18,568.59/27,782.15 = 16,329.65/x
  3. Step 3: Cross multiply
    18,568.59x = 27,782.15 × 16,329.65
  4. Step 4: Simplify right side
    18,568.59x = 453,672,836.28
  5. Step 5: Solve for x
    x = 453,672,836.28/18,568.59
  6. Step 6: Final answer
    x = 24,432.27

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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.