Home / 30,674.25-45,761.97-27,809.49

Finding the Fourth Proportional to 30,674.25, 45,761.97 and 27,809.49

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Solution

The fourth proportional to 30,674.25, 45,761.97 and 27,809.49 is: 41,488.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,674.25 : 45,761.97 = 27,809.49 : x
  2. Step 2: Convert to fraction form
    30,674.25/45,761.97 = 27,809.49/x
  3. Step 3: Cross multiply
    30,674.25x = 45,761.97 × 27,809.49
  4. Step 4: Simplify right side
    30,674.25x = 1,272,617,047.10
  5. Step 5: Solve for x
    x = 1,272,617,047.10/30,674.25
  6. Step 6: Final answer
    x = 41,488.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.