Home / 14,654.06-20,211.45-12,613.44

Finding the Fourth Proportional to 14,654.06, 20,211.45 and 12,613.44

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Solution

The fourth proportional to 14,654.06, 20,211.45 and 12,613.44 is: 17,396.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,654.06 : 20,211.45 = 12,613.44 : x
  2. Step 2: Convert to fraction form
    14,654.06/20,211.45 = 12,613.44/x
  3. Step 3: Cross multiply
    14,654.06x = 20,211.45 × 12,613.44
  4. Step 4: Simplify right side
    14,654.06x = 254,935,763.53
  5. Step 5: Solve for x
    x = 254,935,763.53/14,654.06
  6. Step 6: Final answer
    x = 17,396.94

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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.