Home / 30,350.04-41,882.31-16,921.26

Finding the Fourth Proportional to 30,350.04, 41,882.31 and 16,921.26

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Solution

The fourth proportional to 30,350.04, 41,882.31 and 16,921.26 is: 23,350.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,350.04 : 41,882.31 = 16,921.26 : x
  2. Step 2: Convert to fraction form
    30,350.04/41,882.31 = 16,921.26/x
  3. Step 3: Cross multiply
    30,350.04x = 41,882.31 × 16,921.26
  4. Step 4: Simplify right side
    30,350.04x = 708,701,456.91
  5. Step 5: Solve for x
    x = 708,701,456.91/30,350.04
  6. Step 6: Final answer
    x = 23,350.92

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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.