Home / 25,230.96-37,781.82-21,060.60

Finding the Fourth Proportional to 25,230.96, 37,781.82 and 21,060.60

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Solution

The fourth proportional to 25,230.96, 37,781.82 and 21,060.60 is: 31,536.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,230.96 : 37,781.82 = 21,060.60 : x
  2. Step 2: Convert to fraction form
    25,230.96/37,781.82 = 21,060.60/x
  3. Step 3: Cross multiply
    25,230.96x = 37,781.82 × 21,060.60
  4. Step 4: Simplify right side
    25,230.96x = 795,707,798.29
  5. Step 5: Solve for x
    x = 795,707,798.29/25,230.96
  6. Step 6: Final answer
    x = 31,536.96

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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.