Home / 23,251.90-32,087.75-13,692.20

Finding the Fourth Proportional to 23,251.90, 32,087.75 and 13,692.20

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Solution

The fourth proportional to 23,251.90, 32,087.75 and 13,692.20 is: 18,895.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,251.90 : 32,087.75 = 13,692.20 : x
  2. Step 2: Convert to fraction form
    23,251.90/32,087.75 = 13,692.20/x
  3. Step 3: Cross multiply
    23,251.90x = 32,087.75 × 13,692.20
  4. Step 4: Simplify right side
    23,251.90x = 439,351,890.55
  5. Step 5: Solve for x
    x = 439,351,890.55/23,251.90
  6. Step 6: Final answer
    x = 18,895.31

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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.