Home / 14,354.20-19,810.36-8,692.04

Finding the Fourth Proportional to 14,354.20, 19,810.36 and 8,692.04

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Solution

The fourth proportional to 14,354.20, 19,810.36 and 8,692.04 is: 11,995.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,354.20 : 19,810.36 = 8,692.04 : x
  2. Step 2: Convert to fraction form
    14,354.20/19,810.36 = 8,692.04/x
  3. Step 3: Cross multiply
    14,354.20x = 19,810.36 × 8,692.04
  4. Step 4: Simplify right side
    14,354.20x = 172,192,441.53
  5. Step 5: Solve for x
    x = 172,192,441.53/14,354.20
  6. Step 6: Final answer
    x = 11,995.96

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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.