Home / 30,952.49-42,714.44-16,805.33

Finding the Fourth Proportional to 30,952.49, 42,714.44 and 16,805.33

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Solution

The fourth proportional to 30,952.49, 42,714.44 and 16,805.33 is: 23,191.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,952.49 : 42,714.44 = 16,805.33 : x
  2. Step 2: Convert to fraction form
    30,952.49/42,714.44 = 16,805.33/x
  3. Step 3: Cross multiply
    30,952.49x = 42,714.44 × 16,805.33
  4. Step 4: Simplify right side
    30,952.49x = 717,830,282.72
  5. Step 5: Solve for x
    x = 717,830,282.72/30,952.49
  6. Step 6: Final answer
    x = 23,191.36

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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.