Home / 43,059.40-64,520.88-33,222.76

Finding the Fourth Proportional to 43,059.40, 64,520.88 and 33,222.76

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Solution

The fourth proportional to 43,059.40, 64,520.88 and 33,222.76 is: 49,781.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,059.40 : 64,520.88 = 33,222.76 : x
  2. Step 2: Convert to fraction form
    43,059.40/64,520.88 = 33,222.76/x
  3. Step 3: Cross multiply
    43,059.40x = 64,520.88 × 33,222.76
  4. Step 4: Simplify right side
    43,059.40x = 2,143,561,711.23
  5. Step 5: Solve for x
    x = 2,143,561,711.23/43,059.40
  6. Step 6: Final answer
    x = 49,781.50

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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.