Home / 30,287.34-41,822.46-28,934.46

Finding the Fourth Proportional to 30,287.34, 41,822.46 and 28,934.46

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Solution

The fourth proportional to 30,287.34, 41,822.46 and 28,934.46 is: 39,954.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,287.34 : 41,822.46 = 28,934.46 : x
  2. Step 2: Convert to fraction form
    30,287.34/41,822.46 = 28,934.46/x
  3. Step 3: Cross multiply
    30,287.34x = 41,822.46 × 28,934.46
  4. Step 4: Simplify right side
    30,287.34x = 1,210,110,295.97
  5. Step 5: Solve for x
    x = 1,210,110,295.97/30,287.34
  6. Step 6: Final answer
    x = 39,954.33

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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.