Home / 57,435.99-79,259.20-31,944.07

Finding the Fourth Proportional to 57,435.99, 79,259.20 and 31,944.07

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Solution

The fourth proportional to 57,435.99, 79,259.20 and 31,944.07 is: 44,081.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,435.99 : 79,259.20 = 31,944.07 : x
  2. Step 2: Convert to fraction form
    57,435.99/79,259.20 = 31,944.07/x
  3. Step 3: Cross multiply
    57,435.99x = 79,259.20 × 31,944.07
  4. Step 4: Simplify right side
    57,435.99x = 2,531,861,432.94
  5. Step 5: Solve for x
    x = 2,531,861,432.94/57,435.99
  6. Step 6: Final answer
    x = 44,081.44

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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.