Home / 14,785.10-22,181.90-8,549.58

Finding the Fourth Proportional to 14,785.10, 22,181.90 and 8,549.58

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Solution

The fourth proportional to 14,785.10, 22,181.90 and 8,549.58 is: 12,826.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,785.10 : 22,181.90 = 8,549.58 : x
  2. Step 2: Convert to fraction form
    14,785.10/22,181.90 = 8,549.58/x
  3. Step 3: Cross multiply
    14,785.10x = 22,181.90 × 8,549.58
  4. Step 4: Simplify right side
    14,785.10x = 189,645,928.60
  5. Step 5: Solve for x
    x = 189,645,928.60/14,785.10
  6. Step 6: Final answer
    x = 12,826.83

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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.