Home / 38,536.12-57,805.37-10,456.07

Finding the Fourth Proportional to 38,536.12, 57,805.37 and 10,456.07

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Solution

The fourth proportional to 38,536.12, 57,805.37 and 10,456.07 is: 15,684.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,536.12 : 57,805.37 = 10,456.07 : x
  2. Step 2: Convert to fraction form
    38,536.12/57,805.37 = 10,456.07/x
  3. Step 3: Cross multiply
    38,536.12x = 57,805.37 × 10,456.07
  4. Step 4: Simplify right side
    38,536.12x = 604,416,653.79
  5. Step 5: Solve for x
    x = 604,416,653.79/38,536.12
  6. Step 6: Final answer
    x = 15,684.42

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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.