Home / 38,782.08-58,144.32-27,682.08

Finding the Fourth Proportional to 38,782.08, 58,144.32 and 27,682.08

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Solution

The fourth proportional to 38,782.08, 58,144.32 and 27,682.08 is: 41,502.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,782.08 : 58,144.32 = 27,682.08 : x
  2. Step 2: Convert to fraction form
    38,782.08/58,144.32 = 27,682.08/x
  3. Step 3: Cross multiply
    38,782.08x = 58,144.32 × 27,682.08
  4. Step 4: Simplify right side
    38,782.08x = 1,609,555,717.79
  5. Step 5: Solve for x
    x = 1,609,555,717.79/38,782.08
  6. Step 6: Final answer
    x = 41,502.56

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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.