Home / 34,057.96-51,086.70-13,281.46

Finding the Fourth Proportional to 34,057.96, 51,086.70 and 13,281.46

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Solution

The fourth proportional to 34,057.96, 51,086.70 and 13,281.46 is: 19,922.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,057.96 : 51,086.70 = 13,281.46 : x
  2. Step 2: Convert to fraction form
    34,057.96/51,086.70 = 13,281.46/x
  3. Step 3: Cross multiply
    34,057.96x = 51,086.70 × 13,281.46
  4. Step 4: Simplify right side
    34,057.96x = 678,505,962.58
  5. Step 5: Solve for x
    x = 678,505,962.58/34,057.96
  6. Step 6: Final answer
    x = 19,922.10

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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.