Home / 14,827-20,464.68-9,792.22

Finding the Fourth Proportional to 14,827, 20,464.68 and 9,792.22

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Solution

The fourth proportional to 14,827, 20,464.68 and 9,792.22 is: 13,515.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,827 : 20,464.68 = 9,792.22 : x
  2. Step 2: Convert to fraction form
    14,827/20,464.68 = 9,792.22/x
  3. Step 3: Cross multiply
    14,827x = 20,464.68 × 9,792.22
  4. Step 4: Simplify right side
    14,827x = 200,394,648.79
  5. Step 5: Solve for x
    x = 200,394,648.79/14,827
  6. Step 6: Final answer
    x = 13,515.52

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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.