Home / 30,076.43-41,477.07-22,436.57

Finding the Fourth Proportional to 30,076.43, 41,477.07 and 22,436.57

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Solution

The fourth proportional to 30,076.43, 41,477.07 and 22,436.57 is: 30,941.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,076.43 : 41,477.07 = 22,436.57 : x
  2. Step 2: Convert to fraction form
    30,076.43/41,477.07 = 22,436.57/x
  3. Step 3: Cross multiply
    30,076.43x = 41,477.07 × 22,436.57
  4. Step 4: Simplify right side
    30,076.43x = 930,602,977.06
  5. Step 5: Solve for x
    x = 930,602,977.06/30,076.43
  6. Step 6: Final answer
    x = 30,941.28

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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.