Home / 38,703.42-58,063.33-12,426.62

Finding the Fourth Proportional to 38,703.42, 58,063.33 and 12,426.62

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Solution

The fourth proportional to 38,703.42, 58,063.33 and 12,426.62 is: 18,642.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,703.42 : 58,063.33 = 12,426.62 : x
  2. Step 2: Convert to fraction form
    38,703.42/58,063.33 = 12,426.62/x
  3. Step 3: Cross multiply
    38,703.42x = 58,063.33 × 12,426.62
  4. Step 4: Simplify right side
    38,703.42x = 721,530,663.06
  5. Step 5: Solve for x
    x = 721,530,663.06/38,703.42
  6. Step 6: Final answer
    x = 18,642.56

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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.