Home / 14,206.80-21,309.43-4,346.08

Finding the Fourth Proportional to 14,206.80, 21,309.43 and 4,346.08

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Solution

The fourth proportional to 14,206.80, 21,309.43 and 4,346.08 is: 6,518.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,206.80 : 21,309.43 = 4,346.08 : x
  2. Step 2: Convert to fraction form
    14,206.80/21,309.43 = 4,346.08/x
  3. Step 3: Cross multiply
    14,206.80x = 21,309.43 × 4,346.08
  4. Step 4: Simplify right side
    14,206.80x = 92,612,479.45
  5. Step 5: Solve for x
    x = 92,612,479.45/14,206.80
  6. Step 6: Final answer
    x = 6,518.88

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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.