Home / 27,206.02-37,543.78-15,105.87

Finding the Fourth Proportional to 27,206.02, 37,543.78 and 15,105.87

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Solution

The fourth proportional to 27,206.02, 37,543.78 and 15,105.87 is: 20,845.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,206.02 : 37,543.78 = 15,105.87 : x
  2. Step 2: Convert to fraction form
    27,206.02/37,543.78 = 15,105.87/x
  3. Step 3: Cross multiply
    27,206.02x = 37,543.78 × 15,105.87
  4. Step 4: Simplify right side
    27,206.02x = 567,131,489.18
  5. Step 5: Solve for x
    x = 567,131,489.18/27,206.02
  6. Step 6: Final answer
    x = 20,845.81

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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.