Home / 38,863.50-58,215.78-19,080.06

Finding the Fourth Proportional to 38,863.50, 58,215.78 and 19,080.06

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Solution

The fourth proportional to 38,863.50, 58,215.78 and 19,080.06 is: 28,581.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,863.50 : 58,215.78 = 19,080.06 : x
  2. Step 2: Convert to fraction form
    38,863.50/58,215.78 = 19,080.06/x
  3. Step 3: Cross multiply
    38,863.50x = 58,215.78 × 19,080.06
  4. Step 4: Simplify right side
    38,863.50x = 1,110,760,575.35
  5. Step 5: Solve for x
    x = 1,110,760,575.35/38,863.50
  6. Step 6: Final answer
    x = 28,581.07

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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.