Home / 29,798.80-41,141.58-18,480.32

Finding the Fourth Proportional to 29,798.80, 41,141.58 and 18,480.32

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Solution

The fourth proportional to 29,798.80, 41,141.58 and 18,480.32 is: 25,514.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,798.80 : 41,141.58 = 18,480.32 : x
  2. Step 2: Convert to fraction form
    29,798.80/41,141.58 = 18,480.32/x
  3. Step 3: Cross multiply
    29,798.80x = 41,141.58 × 18,480.32
  4. Step 4: Simplify right side
    29,798.80x = 760,309,563.71
  5. Step 5: Solve for x
    x = 760,309,563.71/29,798.80
  6. Step 6: Final answer
    x = 25,514.77

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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.