Home / 13,502.25-18,627.33-8,463.03

Finding the Fourth Proportional to 13,502.25, 18,627.33 and 8,463.03

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Solution

The fourth proportional to 13,502.25, 18,627.33 and 8,463.03 is: 11,675.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,502.25 : 18,627.33 = 8,463.03 : x
  2. Step 2: Convert to fraction form
    13,502.25/18,627.33 = 8,463.03/x
  3. Step 3: Cross multiply
    13,502.25x = 18,627.33 × 8,463.03
  4. Step 4: Simplify right side
    13,502.25x = 157,643,652.61
  5. Step 5: Solve for x
    x = 157,643,652.61/13,502.25
  6. Step 6: Final answer
    x = 11,675.36

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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.