Home / 57,276.08-79,035.68-32,120.72

Finding the Fourth Proportional to 57,276.08, 79,035.68 and 32,120.72

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Solution

The fourth proportional to 57,276.08, 79,035.68 and 32,120.72 is: 44,323.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,276.08 : 79,035.68 = 32,120.72 : x
  2. Step 2: Convert to fraction form
    57,276.08/79,035.68 = 32,120.72/x
  3. Step 3: Cross multiply
    57,276.08x = 79,035.68 × 32,120.72
  4. Step 4: Simplify right side
    57,276.08x = 2,538,682,947.29
  5. Step 5: Solve for x
    x = 2,538,682,947.29/57,276.08
  6. Step 6: Final answer
    x = 44,323.62

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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.