Home / 19,538.34-29,318.04-12,967.62

Finding the Fourth Proportional to 19,538.34, 29,318.04 and 12,967.62

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Solution

The fourth proportional to 19,538.34, 29,318.04 and 12,967.62 is: 19,458.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,538.34 : 29,318.04 = 12,967.62 : x
  2. Step 2: Convert to fraction form
    19,538.34/29,318.04 = 12,967.62/x
  3. Step 3: Cross multiply
    19,538.34x = 29,318.04 × 12,967.62
  4. Step 4: Simplify right side
    19,538.34x = 380,185,201.86
  5. Step 5: Solve for x
    x = 380,185,201.86/19,538.34
  6. Step 6: Final answer
    x = 19,458.42

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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.