Home / 27,454.43-37,887.01-14,879.21

Finding the Fourth Proportional to 27,454.43, 37,887.01 and 14,879.21

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Solution

The fourth proportional to 27,454.43, 37,887.01 and 14,879.21 is: 20,533.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,454.43 : 37,887.01 = 14,879.21 : x
  2. Step 2: Convert to fraction form
    27,454.43/37,887.01 = 14,879.21/x
  3. Step 3: Cross multiply
    27,454.43x = 37,887.01 × 14,879.21
  4. Step 4: Simplify right side
    27,454.43x = 563,728,778.06
  5. Step 5: Solve for x
    x = 563,728,778.06/27,454.43
  6. Step 6: Final answer
    x = 20,533.25

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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.