Home / 31,203.77-43,063.65-17,775.59

Finding the Fourth Proportional to 31,203.77, 43,063.65 and 17,775.59

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Solution

The fourth proportional to 31,203.77, 43,063.65 and 17,775.59 is: 24,531.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,203.77 : 43,063.65 = 17,775.59 : x
  2. Step 2: Convert to fraction form
    31,203.77/43,063.65 = 17,775.59/x
  3. Step 3: Cross multiply
    31,203.77x = 43,063.65 × 17,775.59
  4. Step 4: Simplify right side
    31,203.77x = 765,481,570.99
  5. Step 5: Solve for x
    x = 765,481,570.99/31,203.77
  6. Step 6: Final answer
    x = 24,531.71

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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.