Home / 25,330.86-37,996.38-7,800.60

Finding the Fourth Proportional to 25,330.86, 37,996.38 and 7,800.60

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Solution

The fourth proportional to 25,330.86, 37,996.38 and 7,800.60 is: 11,700.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,330.86 : 37,996.38 = 7,800.60 : x
  2. Step 2: Convert to fraction form
    25,330.86/37,996.38 = 7,800.60/x
  3. Step 3: Cross multiply
    25,330.86x = 37,996.38 × 7,800.60
  4. Step 4: Simplify right side
    25,330.86x = 296,394,561.83
  5. Step 5: Solve for x
    x = 296,394,561.83/25,330.86
  6. Step 6: Final answer
    x = 11,700.93

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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.