Home / 19,747.27-29,604.24-9,211.74

Finding the Fourth Proportional to 19,747.27, 29,604.24 and 9,211.74

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Solution

The fourth proportional to 19,747.27, 29,604.24 and 9,211.74 is: 13,809.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,747.27 : 29,604.24 = 9,211.74 : x
  2. Step 2: Convert to fraction form
    19,747.27/29,604.24 = 9,211.74/x
  3. Step 3: Cross multiply
    19,747.27x = 29,604.24 × 9,211.74
  4. Step 4: Simplify right side
    19,747.27x = 272,706,561.78
  5. Step 5: Solve for x
    x = 272,706,561.78/19,747.27
  6. Step 6: Final answer
    x = 13,809.84

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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.