Home / 14,528.97-21,751.20-8,965.62

Finding the Fourth Proportional to 14,528.97, 21,751.20 and 8,965.62

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Solution

The fourth proportional to 14,528.97, 21,751.20 and 8,965.62 is: 13,422.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,528.97 : 21,751.20 = 8,965.62 : x
  2. Step 2: Convert to fraction form
    14,528.97/21,751.20 = 8,965.62/x
  3. Step 3: Cross multiply
    14,528.97x = 21,751.20 × 8,965.62
  4. Step 4: Simplify right side
    14,528.97x = 195,012,993.74
  5. Step 5: Solve for x
    x = 195,012,993.74/14,528.97
  6. Step 6: Final answer
    x = 13,422.36

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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.