Home / 22,058.38-30,440.71-11,986.91

Finding the Fourth Proportional to 22,058.38, 30,440.71 and 11,986.91

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Solution

The fourth proportional to 22,058.38, 30,440.71 and 11,986.91 is: 16,542.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,058.38 : 30,440.71 = 11,986.91 : x
  2. Step 2: Convert to fraction form
    22,058.38/30,440.71 = 11,986.91/x
  3. Step 3: Cross multiply
    22,058.38x = 30,440.71 × 11,986.91
  4. Step 4: Simplify right side
    22,058.38x = 364,890,051.11
  5. Step 5: Solve for x
    x = 364,890,051.11/22,058.38
  6. Step 6: Final answer
    x = 16,542.01

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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.