Home / 18,567.11-25,620.26-10,609.85

Finding the Fourth Proportional to 18,567.11, 25,620.26 and 10,609.85

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Solution

The fourth proportional to 18,567.11, 25,620.26 and 10,609.85 is: 14,640.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,567.11 : 25,620.26 = 10,609.85 : x
  2. Step 2: Convert to fraction form
    18,567.11/25,620.26 = 10,609.85/x
  3. Step 3: Cross multiply
    18,567.11x = 25,620.26 × 10,609.85
  4. Step 4: Simplify right side
    18,567.11x = 271,827,126.56
  5. Step 5: Solve for x
    x = 271,827,126.56/18,567.11
  6. Step 6: Final answer
    x = 14,640.25

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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.