Home / 14,206.07-21,309.08-3,817.82

Finding the Fourth Proportional to 14,206.07, 21,309.08 and 3,817.82

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Solution

The fourth proportional to 14,206.07, 21,309.08 and 3,817.82 is: 5,726.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,206.07 : 21,309.08 = 3,817.82 : x
  2. Step 2: Convert to fraction form
    14,206.07/21,309.08 = 3,817.82/x
  3. Step 3: Cross multiply
    14,206.07x = 21,309.08 × 3,817.82
  4. Step 4: Simplify right side
    14,206.07x = 81,354,134.80
  5. Step 5: Solve for x
    x = 81,354,134.80/14,206.07
  6. Step 6: Final answer
    x = 5,726.72

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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.