Home / 30,161.26-41,617.85-17,240.34

Finding the Fourth Proportional to 30,161.26, 41,617.85 and 17,240.34

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Solution

The fourth proportional to 30,161.26, 41,617.85 and 17,240.34 is: 23,788.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,161.26 : 41,617.85 = 17,240.34 : x
  2. Step 2: Convert to fraction form
    30,161.26/41,617.85 = 17,240.34/x
  3. Step 3: Cross multiply
    30,161.26x = 41,617.85 × 17,240.34
  4. Step 4: Simplify right side
    30,161.26x = 717,506,050.91
  5. Step 5: Solve for x
    x = 717,506,050.91/30,161.26
  6. Step 6: Final answer
    x = 23,788.99

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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.