Home / 34,031.72-50,938.36-18,197.20

Finding the Fourth Proportional to 34,031.72, 50,938.36 and 18,197.20

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Solution

The fourth proportional to 34,031.72, 50,938.36 and 18,197.20 is: 27,237.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,031.72 : 50,938.36 = 18,197.20 : x
  2. Step 2: Convert to fraction form
    34,031.72/50,938.36 = 18,197.20/x
  3. Step 3: Cross multiply
    34,031.72x = 50,938.36 × 18,197.20
  4. Step 4: Simplify right side
    34,031.72x = 926,935,524.59
  5. Step 5: Solve for x
    x = 926,935,524.59/34,031.72
  6. Step 6: Final answer
    x = 27,237.40

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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.