Home / 31,619.77-43,633.87-17,472.31

Finding the Fourth Proportional to 31,619.77, 43,633.87 and 17,472.31

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Solution

The fourth proportional to 31,619.77, 43,633.87 and 17,472.31 is: 24,111.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,619.77 : 43,633.87 = 17,472.31 : x
  2. Step 2: Convert to fraction form
    31,619.77/43,633.87 = 17,472.31/x
  3. Step 3: Cross multiply
    31,619.77x = 43,633.87 × 17,472.31
  4. Step 4: Simplify right side
    31,619.77x = 762,384,503.14
  5. Step 5: Solve for x
    x = 762,384,503.14/31,619.77
  6. Step 6: Final answer
    x = 24,111.01

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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.