Home / 14,855.18-20,499.53-8,883.32

Finding the Fourth Proportional to 14,855.18, 20,499.53 and 8,883.32

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Solution

The fourth proportional to 14,855.18, 20,499.53 and 8,883.32 is: 12,258.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,855.18 : 20,499.53 = 8,883.32 : x
  2. Step 2: Convert to fraction form
    14,855.18/20,499.53 = 8,883.32/x
  3. Step 3: Cross multiply
    14,855.18x = 20,499.53 × 8,883.32
  4. Step 4: Simplify right side
    14,855.18x = 182,103,737.93
  5. Step 5: Solve for x
    x = 182,103,737.93/14,855.18
  6. Step 6: Final answer
    x = 12,258.61

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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.