Home / 14,615.26-20,169.10-9,308.94

Finding the Fourth Proportional to 14,615.26, 20,169.10 and 9,308.94

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Solution

The fourth proportional to 14,615.26, 20,169.10 and 9,308.94 is: 12,846.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,615.26 : 20,169.10 = 9,308.94 : x
  2. Step 2: Convert to fraction form
    14,615.26/20,169.10 = 9,308.94/x
  3. Step 3: Cross multiply
    14,615.26x = 20,169.10 × 9,308.94
  4. Step 4: Simplify right side
    14,615.26x = 187,752,941.75
  5. Step 5: Solve for x
    x = 187,752,941.75/14,615.26
  6. Step 6: Final answer
    x = 12,846.36

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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.