Home / 57,507.63-79,359.66-33,311.85

Finding the Fourth Proportional to 57,507.63, 79,359.66 and 33,311.85

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Solution

The fourth proportional to 57,507.63, 79,359.66 and 33,311.85 is: 45,969.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,507.63 : 79,359.66 = 33,311.85 : x
  2. Step 2: Convert to fraction form
    57,507.63/79,359.66 = 33,311.85/x
  3. Step 3: Cross multiply
    57,507.63x = 79,359.66 × 33,311.85
  4. Step 4: Simplify right side
    57,507.63x = 2,643,617,089.97
  5. Step 5: Solve for x
    x = 2,643,617,089.97/57,507.63
  6. Step 6: Final answer
    x = 45,969.85

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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.