Home / 14,584.90-20,128.94-9,550.36

Finding the Fourth Proportional to 14,584.90, 20,128.94 and 9,550.36

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Solution

The fourth proportional to 14,584.90, 20,128.94 and 9,550.36 is: 13,180.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,584.90 : 20,128.94 = 9,550.36 : x
  2. Step 2: Convert to fraction form
    14,584.90/20,128.94 = 9,550.36/x
  3. Step 3: Cross multiply
    14,584.90x = 20,128.94 × 9,550.36
  4. Step 4: Simplify right side
    14,584.90x = 192,238,563.71
  5. Step 5: Solve for x
    x = 192,238,563.71/14,584.90
  6. Step 6: Final answer
    x = 13,180.66

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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.