Home / 14,157.24-19,540.08-8,855.52

Finding the Fourth Proportional to 14,157.24, 19,540.08 and 8,855.52

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Solution

The fourth proportional to 14,157.24, 19,540.08 and 8,855.52 is: 12,222.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,157.24 : 19,540.08 = 8,855.52 : x
  2. Step 2: Convert to fraction form
    14,157.24/19,540.08 = 8,855.52/x
  3. Step 3: Cross multiply
    14,157.24x = 19,540.08 × 8,855.52
  4. Step 4: Simplify right side
    14,157.24x = 173,037,569.24
  5. Step 5: Solve for x
    x = 173,037,569.24/14,157.24
  6. Step 6: Final answer
    x = 12,222.55

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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.