Home / 14,542.15-21,782.58-6,651.31

Finding the Fourth Proportional to 14,542.15, 21,782.58 and 6,651.31

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Solution

The fourth proportional to 14,542.15, 21,782.58 and 6,651.31 is: 9,962.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,542.15 : 21,782.58 = 6,651.31 : x
  2. Step 2: Convert to fraction form
    14,542.15/21,782.58 = 6,651.31/x
  3. Step 3: Cross multiply
    14,542.15x = 21,782.58 × 6,651.31
  4. Step 4: Simplify right side
    14,542.15x = 144,882,692.18
  5. Step 5: Solve for x
    x = 144,882,692.18/14,542.15
  6. Step 6: Final answer
    x = 9,962.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.