Home / 14,318.33-21,474.72-4,457.70

Finding the Fourth Proportional to 14,318.33, 21,474.72 and 4,457.70

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Solution

The fourth proportional to 14,318.33, 21,474.72 and 4,457.70 is: 6,685.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,318.33 : 21,474.72 = 4,457.70 : x
  2. Step 2: Convert to fraction form
    14,318.33/21,474.72 = 4,457.70/x
  3. Step 3: Cross multiply
    14,318.33x = 21,474.72 × 4,457.70
  4. Step 4: Simplify right side
    14,318.33x = 95,727,859.34
  5. Step 5: Solve for x
    x = 95,727,859.34/14,318.33
  6. Step 6: Final answer
    x = 6,685.69

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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.