Home / 31,805.48-43,891.66-17,658.36

Finding the Fourth Proportional to 31,805.48, 43,891.66 and 17,658.36

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Solution

The fourth proportional to 31,805.48, 43,891.66 and 17,658.36 is: 24,368.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,805.48 : 43,891.66 = 17,658.36 : x
  2. Step 2: Convert to fraction form
    31,805.48/43,891.66 = 17,658.36/x
  3. Step 3: Cross multiply
    31,805.48x = 43,891.66 × 17,658.36
  4. Step 4: Simplify right side
    31,805.48x = 775,054,733.28
  5. Step 5: Solve for x
    x = 775,054,733.28/31,805.48
  6. Step 6: Final answer
    x = 24,368.59

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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.