Home / 19,613.04-29,442.60-12,234.48

Finding the Fourth Proportional to 19,613.04, 29,442.60 and 12,234.48

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Solution

The fourth proportional to 19,613.04, 29,442.60 and 12,234.48 is: 18,366.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,613.04 : 29,442.60 = 12,234.48 : x
  2. Step 2: Convert to fraction form
    19,613.04/29,442.60 = 12,234.48/x
  3. Step 3: Cross multiply
    19,613.04x = 29,442.60 × 12,234.48
  4. Step 4: Simplify right side
    19,613.04x = 360,214,900.85
  5. Step 5: Solve for x
    x = 360,214,900.85/19,613.04
  6. Step 6: Final answer
    x = 18,366.09

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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.