Home / 22,328.53-30,814.92-14,761.71

Finding the Fourth Proportional to 22,328.53, 30,814.92 and 14,761.71

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Solution

The fourth proportional to 22,328.53, 30,814.92 and 14,761.71 is: 20,372.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,328.53 : 30,814.92 = 14,761.71 : x
  2. Step 2: Convert to fraction form
    22,328.53/30,814.92 = 14,761.71/x
  3. Step 3: Cross multiply
    22,328.53x = 30,814.92 × 14,761.71
  4. Step 4: Simplify right side
    22,328.53x = 454,880,912.71
  5. Step 5: Solve for x
    x = 454,880,912.71/22,328.53
  6. Step 6: Final answer
    x = 20,372.19

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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.