Home / 57,414.22-79,232.52-31,573.84

Finding the Fourth Proportional to 57,414.22, 79,232.52 and 31,573.84

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Solution

The fourth proportional to 57,414.22, 79,232.52 and 31,573.84 is: 43,572.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,414.22 : 79,232.52 = 31,573.84 : x
  2. Step 2: Convert to fraction form
    57,414.22/79,232.52 = 31,573.84/x
  3. Step 3: Cross multiply
    57,414.22x = 79,232.52 × 31,573.84
  4. Step 4: Simplify right side
    57,414.22x = 2,501,674,909.28
  5. Step 5: Solve for x
    x = 2,501,674,909.28/57,414.22
  6. Step 6: Final answer
    x = 43,572.39

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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.