Home / 27,423.68-41,127.36-11,628.48

Finding the Fourth Proportional to 27,423.68, 41,127.36 and 11,628.48

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Solution

The fourth proportional to 27,423.68, 41,127.36 and 11,628.48 is: 17,439.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,423.68 : 41,127.36 = 11,628.48 : x
  2. Step 2: Convert to fraction form
    27,423.68/41,127.36 = 11,628.48/x
  3. Step 3: Cross multiply
    27,423.68x = 41,127.36 × 11,628.48
  4. Step 4: Simplify right side
    27,423.68x = 478,248,627.90
  5. Step 5: Solve for x
    x = 478,248,627.90/27,423.68
  6. Step 6: Final answer
    x = 17,439.26

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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.