Home / 14,179.58-21,282.50-7,164.53

Finding the Fourth Proportional to 14,179.58, 21,282.50 and 7,164.53

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Solution

The fourth proportional to 14,179.58, 21,282.50 and 7,164.53 is: 10,753.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,179.58 : 21,282.50 = 7,164.53 : x
  2. Step 2: Convert to fraction form
    14,179.58/21,282.50 = 7,164.53/x
  3. Step 3: Cross multiply
    14,179.58x = 21,282.50 × 7,164.53
  4. Step 4: Simplify right side
    14,179.58x = 152,479,101.03
  5. Step 5: Solve for x
    x = 152,479,101.03/14,179.58
  6. Step 6: Final answer
    x = 10,753.43

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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.