Home / 30,154.97-41,610.71-17,403.85

Finding the Fourth Proportional to 30,154.97, 41,610.71 and 17,403.85

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Solution

The fourth proportional to 30,154.97, 41,610.71 and 17,403.85 is: 24,015.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,154.97 : 41,610.71 = 17,403.85 : x
  2. Step 2: Convert to fraction form
    30,154.97/41,610.71 = 17,403.85/x
  3. Step 3: Cross multiply
    30,154.97x = 41,610.71 × 17,403.85
  4. Step 4: Simplify right side
    30,154.97x = 724,186,555.23
  5. Step 5: Solve for x
    x = 724,186,555.23/30,154.97
  6. Step 6: Final answer
    x = 24,015.50

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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.