Home / 37,780.76-56,674.32-11,485.73

Finding the Fourth Proportional to 37,780.76, 56,674.32 and 11,485.73

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Solution

The fourth proportional to 37,780.76, 56,674.32 and 11,485.73 is: 17,229.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,780.76 : 56,674.32 = 11,485.73 : x
  2. Step 2: Convert to fraction form
    37,780.76/56,674.32 = 11,485.73/x
  3. Step 3: Cross multiply
    37,780.76x = 56,674.32 × 11,485.73
  4. Step 4: Simplify right side
    37,780.76x = 650,946,036.07
  5. Step 5: Solve for x
    x = 650,946,036.07/37,780.76
  6. Step 6: Final answer
    x = 17,229.56

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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.