Home / 30,295.13-41,810.51-17,730.41

Finding the Fourth Proportional to 30,295.13, 41,810.51 and 17,730.41

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Solution

The fourth proportional to 30,295.13, 41,810.51 and 17,730.41 is: 24,469.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,295.13 : 41,810.51 = 17,730.41 : x
  2. Step 2: Convert to fraction form
    30,295.13/41,810.51 = 17,730.41/x
  3. Step 3: Cross multiply
    30,295.13x = 41,810.51 × 17,730.41
  4. Step 4: Simplify right side
    30,295.13x = 741,317,319.88
  5. Step 5: Solve for x
    x = 741,317,319.88/30,295.13
  6. Step 6: Final answer
    x = 24,469.86

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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.