Home / 14,752.28-20,384.04-11,792.54

Finding the Fourth Proportional to 14,752.28, 20,384.04 and 11,792.54

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Solution

The fourth proportional to 14,752.28, 20,384.04 and 11,792.54 is: 16,294.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,752.28 : 20,384.04 = 11,792.54 : x
  2. Step 2: Convert to fraction form
    14,752.28/20,384.04 = 11,792.54/x
  3. Step 3: Cross multiply
    14,752.28x = 20,384.04 × 11,792.54
  4. Step 4: Simplify right side
    14,752.28x = 240,379,505.14
  5. Step 5: Solve for x
    x = 240,379,505.14/14,752.28
  6. Step 6: Final answer
    x = 16,294.40

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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.