Home / 51,933.56-71,673.37-30,719.66

Finding the Fourth Proportional to 51,933.56, 71,673.37 and 30,719.66

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Solution

The fourth proportional to 51,933.56, 71,673.37 and 30,719.66 is: 42,396.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,933.56 : 71,673.37 = 30,719.66 : x
  2. Step 2: Convert to fraction form
    51,933.56/71,673.37 = 30,719.66/x
  3. Step 3: Cross multiply
    51,933.56x = 71,673.37 × 30,719.66
  4. Step 4: Simplify right side
    51,933.56x = 2,201,781,557.45
  5. Step 5: Solve for x
    x = 2,201,781,557.45/51,933.56
  6. Step 6: Final answer
    x = 42,396.12

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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.