Home / 14,367.03-19,822.62-8,400.16

Finding the Fourth Proportional to 14,367.03, 19,822.62 and 8,400.16

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Solution

The fourth proportional to 14,367.03, 19,822.62 and 8,400.16 is: 11,589.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,367.03 : 19,822.62 = 8,400.16 : x
  2. Step 2: Convert to fraction form
    14,367.03/19,822.62 = 8,400.16/x
  3. Step 3: Cross multiply
    14,367.03x = 19,822.62 × 8,400.16
  4. Step 4: Simplify right side
    14,367.03x = 166,513,179.62
  5. Step 5: Solve for x
    x = 166,513,179.62/14,367.03
  6. Step 6: Final answer
    x = 11,589.95

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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.