Home / 14,965.34-20,653.07-8,252.46

Finding the Fourth Proportional to 14,965.34, 20,653.07 and 8,252.46

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Solution

The fourth proportional to 14,965.34, 20,653.07 and 8,252.46 is: 11,388.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,965.34 : 20,653.07 = 8,252.46 : x
  2. Step 2: Convert to fraction form
    14,965.34/20,653.07 = 8,252.46/x
  3. Step 3: Cross multiply
    14,965.34x = 20,653.07 × 8,252.46
  4. Step 4: Simplify right side
    14,965.34x = 170,438,634.05
  5. Step 5: Solve for x
    x = 170,438,634.05/14,965.34
  6. Step 6: Final answer
    x = 11,388.89

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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.