Home / 57,491.69-79,338.34-31,997.93

Finding the Fourth Proportional to 57,491.69, 79,338.34 and 31,997.93

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Solution

The fourth proportional to 57,491.69, 79,338.34 and 31,997.93 is: 44,157.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,491.69 : 79,338.34 = 31,997.93 : x
  2. Step 2: Convert to fraction form
    57,491.69/79,338.34 = 31,997.93/x
  3. Step 3: Cross multiply
    57,491.69x = 79,338.34 × 31,997.93
  4. Step 4: Simplify right side
    57,491.69x = 2,538,662,649.64
  5. Step 5: Solve for x
    x = 2,538,662,649.64/57,491.69
  6. Step 6: Final answer
    x = 44,157.04

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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.