Home / 16,502.40-22,734.82-13,500.75

Finding the Fourth Proportional to 16,502.40, 22,734.82 and 13,500.75

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Solution

The fourth proportional to 16,502.40, 22,734.82 and 13,500.75 is: 18,599.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,502.40 : 22,734.82 = 13,500.75 : x
  2. Step 2: Convert to fraction form
    16,502.40/22,734.82 = 13,500.75/x
  3. Step 3: Cross multiply
    16,502.40x = 22,734.82 × 13,500.75
  4. Step 4: Simplify right side
    16,502.40x = 306,936,973.69
  5. Step 5: Solve for x
    x = 306,936,973.69/16,502.40
  6. Step 6: Final answer
    x = 18,599.53

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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.