Home / 14,392.54-21,561.11-8,829.64

Finding the Fourth Proportional to 14,392.54, 21,561.11 and 8,829.64

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Solution

The fourth proportional to 14,392.54, 21,561.11 and 8,829.64 is: 13,227.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,392.54 : 21,561.11 = 8,829.64 : x
  2. Step 2: Convert to fraction form
    14,392.54/21,561.11 = 8,829.64/x
  3. Step 3: Cross multiply
    14,392.54x = 21,561.11 × 8,829.64
  4. Step 4: Simplify right side
    14,392.54x = 190,376,687.35
  5. Step 5: Solve for x
    x = 190,376,687.35/14,392.54
  6. Step 6: Final answer
    x = 13,227.46

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1.5x scale

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.