Home / 27,150.50-40,688.76-13,975.04

Finding the Fourth Proportional to 27,150.50, 40,688.76 and 13,975.04

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Solution

The fourth proportional to 27,150.50, 40,688.76 and 13,975.04 is: 20,943.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,150.50 : 40,688.76 = 13,975.04 : x
  2. Step 2: Convert to fraction form
    27,150.50/40,688.76 = 13,975.04/x
  3. Step 3: Cross multiply
    27,150.50x = 40,688.76 × 13,975.04
  4. Step 4: Simplify right side
    27,150.50x = 568,627,048.55
  5. Step 5: Solve for x
    x = 568,627,048.55/27,150.50
  6. Step 6: Final answer
    x = 20,943.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.