Home / 44,720.45-61,649.21-31,249.88

Finding the Fourth Proportional to 44,720.45, 61,649.21 and 31,249.88

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Solution

The fourth proportional to 44,720.45, 61,649.21 and 31,249.88 is: 43,079.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,720.45 : 61,649.21 = 31,249.88 : x
  2. Step 2: Convert to fraction form
    44,720.45/61,649.21 = 31,249.88/x
  3. Step 3: Cross multiply
    44,720.45x = 61,649.21 × 31,249.88
  4. Step 4: Simplify right side
    44,720.45x = 1,926,530,646.84
  5. Step 5: Solve for x
    x = 1,926,530,646.84/44,720.45
  6. Step 6: Final answer
    x = 43,079.41

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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.