Home / 22,692.24-31,315.92-13,741.28

Finding the Fourth Proportional to 22,692.24, 31,315.92 and 13,741.28

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Solution

The fourth proportional to 22,692.24, 31,315.92 and 13,741.28 is: 18,963.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,692.24 : 31,315.92 = 13,741.28 : x
  2. Step 2: Convert to fraction form
    22,692.24/31,315.92 = 13,741.28/x
  3. Step 3: Cross multiply
    22,692.24x = 31,315.92 × 13,741.28
  4. Step 4: Simplify right side
    22,692.24x = 430,320,825.18
  5. Step 5: Solve for x
    x = 430,320,825.18/22,692.24
  6. Step 6: Final answer
    x = 18,963.35

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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.