Home / 14,182.80-21,286.35-6,297.45

Finding the Fourth Proportional to 14,182.80, 21,286.35 and 6,297.45

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Solution

The fourth proportional to 14,182.80, 21,286.35 and 6,297.45 is: 9,451.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,182.80 : 21,286.35 = 6,297.45 : x
  2. Step 2: Convert to fraction form
    14,182.80/21,286.35 = 6,297.45/x
  3. Step 3: Cross multiply
    14,182.80x = 21,286.35 × 6,297.45
  4. Step 4: Simplify right side
    14,182.80x = 134,049,724.81
  5. Step 5: Solve for x
    x = 134,049,724.81/14,182.80
  6. Step 6: Final answer
    x = 9,451.57

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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.