Home / 30,418.82-41,673.06-29,281.70

Finding the Fourth Proportional to 30,418.82, 41,673.06 and 29,281.70

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Solution

The fourth proportional to 30,418.82, 41,673.06 and 29,281.70 is: 40,115.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,418.82 : 41,673.06 = 29,281.70 : x
  2. Step 2: Convert to fraction form
    30,418.82/41,673.06 = 29,281.70/x
  3. Step 3: Cross multiply
    30,418.82x = 41,673.06 × 29,281.70
  4. Step 4: Simplify right side
    30,418.82x = 1,220,258,041.00
  5. Step 5: Solve for x
    x = 1,220,258,041.00/30,418.82
  6. Step 6: Final answer
    x = 40,115.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.