Home / 16,515.94-22,782.46-10,540.87

Finding the Fourth Proportional to 16,515.94, 22,782.46 and 10,540.87

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Solution

The fourth proportional to 16,515.94, 22,782.46 and 10,540.87 is: 14,540.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,515.94 : 22,782.46 = 10,540.87 : x
  2. Step 2: Convert to fraction form
    16,515.94/22,782.46 = 10,540.87/x
  3. Step 3: Cross multiply
    16,515.94x = 22,782.46 × 10,540.87
  4. Step 4: Simplify right side
    16,515.94x = 240,147,013.75
  5. Step 5: Solve for x
    x = 240,147,013.75/16,515.94
  6. Step 6: Final answer
    x = 14,540.32

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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.