Home / 27,454.68-37,887.12-14,879.34

Finding the Fourth Proportional to 27,454.68, 37,887.12 and 14,879.34

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Solution

The fourth proportional to 27,454.68, 37,887.12 and 14,879.34 is: 20,533.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,454.68 : 37,887.12 = 14,879.34 : x
  2. Step 2: Convert to fraction form
    27,454.68/37,887.12 = 14,879.34/x
  3. Step 3: Cross multiply
    27,454.68x = 37,887.12 × 14,879.34
  4. Step 4: Simplify right side
    27,454.68x = 563,735,340.10
  5. Step 5: Solve for x
    x = 563,735,340.10/27,454.68
  6. Step 6: Final answer
    x = 20,533.31

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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.