Home / 14,633.01-20,193.55-8,345.38

Finding the Fourth Proportional to 14,633.01, 20,193.55 and 8,345.38

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Solution

The fourth proportional to 14,633.01, 20,193.55 and 8,345.38 is: 11,516.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,633.01 : 20,193.55 = 8,345.38 : x
  2. Step 2: Convert to fraction form
    14,633.01/20,193.55 = 8,345.38/x
  3. Step 3: Cross multiply
    14,633.01x = 20,193.55 × 8,345.38
  4. Step 4: Simplify right side
    14,633.01x = 168,522,848.30
  5. Step 5: Solve for x
    x = 168,522,848.30/14,633.01
  6. Step 6: Final answer
    x = 11,516.62

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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.