Home / 30,372.24-41,911.62-17,625.80

Finding the Fourth Proportional to 30,372.24, 41,911.62 and 17,625.80

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Solution

The fourth proportional to 30,372.24, 41,911.62 and 17,625.80 is: 24,322.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,372.24 : 41,911.62 = 17,625.80 : x
  2. Step 2: Convert to fraction form
    30,372.24/41,911.62 = 17,625.80/x
  3. Step 3: Cross multiply
    30,372.24x = 41,911.62 × 17,625.80
  4. Step 4: Simplify right side
    30,372.24x = 738,725,831.80
  5. Step 5: Solve for x
    x = 738,725,831.80/30,372.24
  6. Step 6: Final answer
    x = 24,322.40

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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.