Home / 23,764.72-32,787.28-13,692.90

Finding the Fourth Proportional to 23,764.72, 32,787.28 and 13,692.90

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Solution

The fourth proportional to 23,764.72, 32,787.28 and 13,692.90 is: 18,891.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,764.72 : 32,787.28 = 13,692.90 : x
  2. Step 2: Convert to fraction form
    23,764.72/32,787.28 = 13,692.90/x
  3. Step 3: Cross multiply
    23,764.72x = 32,787.28 × 13,692.90
  4. Step 4: Simplify right side
    23,764.72x = 448,952,946.31
  5. Step 5: Solve for x
    x = 448,952,946.31/23,764.72
  6. Step 6: Final answer
    x = 18,891.57

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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.