Home / 44,031.34-65,992.88-20,305.95

Finding the Fourth Proportional to 44,031.34, 65,992.88 and 20,305.95

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Solution

The fourth proportional to 44,031.34, 65,992.88 and 20,305.95 is: 30,433.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,031.34 : 65,992.88 = 20,305.95 : x
  2. Step 2: Convert to fraction form
    44,031.34/65,992.88 = 20,305.95/x
  3. Step 3: Cross multiply
    44,031.34x = 65,992.88 × 20,305.95
  4. Step 4: Simplify right side
    44,031.34x = 1,340,047,991.55
  5. Step 5: Solve for x
    x = 1,340,047,991.55/44,031.34
  6. Step 6: Final answer
    x = 30,433.96

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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.