Home / 14,160.50-19,542.05-8,493.18

Finding the Fourth Proportional to 14,160.50, 19,542.05 and 8,493.18

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Solution

The fourth proportional to 14,160.50, 19,542.05 and 8,493.18 is: 11,720.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,160.50 : 19,542.05 = 8,493.18 : x
  2. Step 2: Convert to fraction form
    14,160.50/19,542.05 = 8,493.18/x
  3. Step 3: Cross multiply
    14,160.50x = 19,542.05 × 8,493.18
  4. Step 4: Simplify right side
    14,160.50x = 165,974,148.22
  5. Step 5: Solve for x
    x = 165,974,148.22/14,160.50
  6. Step 6: Final answer
    x = 11,720.92

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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.