Home / 30,117.25-41,562.41-17,542.81

Finding the Fourth Proportional to 30,117.25, 41,562.41 and 17,542.81

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Solution

The fourth proportional to 30,117.25, 41,562.41 and 17,542.81 is: 24,209.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,117.25 : 41,562.41 = 17,542.81 : x
  2. Step 2: Convert to fraction form
    30,117.25/41,562.41 = 17,542.81/x
  3. Step 3: Cross multiply
    30,117.25x = 41,562.41 × 17,542.81
  4. Step 4: Simplify right side
    30,117.25x = 729,121,374.06
  5. Step 5: Solve for x
    x = 729,121,374.06/30,117.25
  6. Step 6: Final answer
    x = 24,209.43

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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.