Home / 51,854.70-71,558.46-30,357.12

Finding the Fourth Proportional to 51,854.70, 71,558.46 and 30,357.12

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Solution

The fourth proportional to 51,854.70, 71,558.46 and 30,357.12 is: 41,892.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,854.70 : 71,558.46 = 30,357.12 : x
  2. Step 2: Convert to fraction form
    51,854.70/71,558.46 = 30,357.12/x
  3. Step 3: Cross multiply
    51,854.70x = 71,558.46 × 30,357.12
  4. Step 4: Simplify right side
    51,854.70x = 2,172,308,757.24
  5. Step 5: Solve for x
    x = 2,172,308,757.24/51,854.70
  6. Step 6: Final answer
    x = 41,892.22

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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.