Home / 19,049.22-26,446.28-18,478.98

Finding the Fourth Proportional to 19,049.22, 26,446.28 and 18,478.98

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Solution

The fourth proportional to 19,049.22, 26,446.28 and 18,478.98 is: 25,654.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,049.22 : 26,446.28 = 18,478.98 : x
  2. Step 2: Convert to fraction form
    19,049.22/26,446.28 = 18,478.98/x
  3. Step 3: Cross multiply
    19,049.22x = 26,446.28 × 18,478.98
  4. Step 4: Simplify right side
    19,049.22x = 488,700,186.80
  5. Step 5: Solve for x
    x = 488,700,186.80/19,049.22
  6. Step 6: Final answer
    x = 25,654.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.