Home / 13,527.53-18,673.73-8,224.04

Finding the Fourth Proportional to 13,527.53, 18,673.73 and 8,224.04

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Solution

The fourth proportional to 13,527.53, 18,673.73 and 8,224.04 is: 11,352.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,527.53 : 18,673.73 = 8,224.04 : x
  2. Step 2: Convert to fraction form
    13,527.53/18,673.73 = 8,224.04/x
  3. Step 3: Cross multiply
    13,527.53x = 18,673.73 × 8,224.04
  4. Step 4: Simplify right side
    13,527.53x = 153,573,429.66
  5. Step 5: Solve for x
    x = 153,573,429.66/13,527.53
  6. Step 6: Final answer
    x = 11,352.66

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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.