Home / 14,550.69-21,819.12-6,650.89

Finding the Fourth Proportional to 14,550.69, 21,819.12 and 6,650.89

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Solution

The fourth proportional to 14,550.69, 21,819.12 and 6,650.89 is: 9,973.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,550.69 : 21,819.12 = 6,650.89 : x
  2. Step 2: Convert to fraction form
    14,550.69/21,819.12 = 6,650.89/x
  3. Step 3: Cross multiply
    14,550.69x = 21,819.12 × 6,650.89
  4. Step 4: Simplify right side
    14,550.69x = 145,116,567.02
  5. Step 5: Solve for x
    x = 145,116,567.02/14,550.69
  6. Step 6: Final answer
    x = 9,973.17

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1.5x scale

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.