Home / 31,778.34-43,852.61-17,437.84

Finding the Fourth Proportional to 31,778.34, 43,852.61 and 17,437.84

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Solution

The fourth proportional to 31,778.34, 43,852.61 and 17,437.84 is: 24,063.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,778.34 : 43,852.61 = 17,437.84 : x
  2. Step 2: Convert to fraction form
    31,778.34/43,852.61 = 17,437.84/x
  3. Step 3: Cross multiply
    31,778.34x = 43,852.61 × 17,437.84
  4. Step 4: Simplify right side
    31,778.34x = 764,694,796.76
  5. Step 5: Solve for x
    x = 764,694,796.76/31,778.34
  6. Step 6: Final answer
    x = 24,063.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.