Home / 37,686.97-56,531.67-18,956.79

Finding the Fourth Proportional to 37,686.97, 56,531.67 and 18,956.79

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Solution

The fourth proportional to 37,686.97, 56,531.67 and 18,956.79 is: 28,435.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,686.97 : 56,531.67 = 18,956.79 : x
  2. Step 2: Convert to fraction form
    37,686.97/56,531.67 = 18,956.79/x
  3. Step 3: Cross multiply
    37,686.97x = 56,531.67 × 18,956.79
  4. Step 4: Simplify right side
    37,686.97x = 1,071,658,996.54
  5. Step 5: Solve for x
    x = 1,071,658,996.54/37,686.97
  6. Step 6: Final answer
    x = 28,435.80

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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.