Home / 14,550.39-21,827.40-5,665.91

Finding the Fourth Proportional to 14,550.39, 21,827.40 and 5,665.91

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Solution

The fourth proportional to 14,550.39, 21,827.40 and 5,665.91 is: 8,499.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,550.39 : 21,827.40 = 5,665.91 : x
  2. Step 2: Convert to fraction form
    14,550.39/21,827.40 = 5,665.91/x
  3. Step 3: Cross multiply
    14,550.39x = 21,827.40 × 5,665.91
  4. Step 4: Simplify right side
    14,550.39x = 123,671,974.80
  5. Step 5: Solve for x
    x = 123,671,974.80/14,550.39
  6. Step 6: Final answer
    x = 8,499.56

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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.