Home / 27,619.02-41,427.48-8,900.04

Finding the Fourth Proportional to 27,619.02, 41,427.48 and 8,900.04

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Solution

The fourth proportional to 27,619.02, 41,427.48 and 8,900.04 is: 13,349.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,619.02 : 41,427.48 = 8,900.04 : x
  2. Step 2: Convert to fraction form
    27,619.02/41,427.48 = 8,900.04/x
  3. Step 3: Cross multiply
    27,619.02x = 41,427.48 × 8,900.04
  4. Step 4: Simplify right side
    27,619.02x = 368,706,229.10
  5. Step 5: Solve for x
    x = 368,706,229.10/27,619.02
  6. Step 6: Final answer
    x = 13,349.72

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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.