Home / 27,180.68-37,520.02-18,224.92

Finding the Fourth Proportional to 27,180.68, 37,520.02 and 18,224.92

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Solution

The fourth proportional to 27,180.68, 37,520.02 and 18,224.92 is: 25,157.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,180.68 : 37,520.02 = 18,224.92 : x
  2. Step 2: Convert to fraction form
    27,180.68/37,520.02 = 18,224.92/x
  3. Step 3: Cross multiply
    27,180.68x = 37,520.02 × 18,224.92
  4. Step 4: Simplify right side
    27,180.68x = 683,799,362.90
  5. Step 5: Solve for x
    x = 683,799,362.90/27,180.68
  6. Step 6: Final answer
    x = 25,157.55

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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.