Home / 14,426.35-21,643.94-7,029.75

Finding the Fourth Proportional to 14,426.35, 21,643.94 and 7,029.75

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Solution

The fourth proportional to 14,426.35, 21,643.94 and 7,029.75 is: 10,546.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,426.35 : 21,643.94 = 7,029.75 : x
  2. Step 2: Convert to fraction form
    14,426.35/21,643.94 = 7,029.75/x
  3. Step 3: Cross multiply
    14,426.35x = 21,643.94 × 7,029.75
  4. Step 4: Simplify right side
    14,426.35x = 152,151,487.22
  5. Step 5: Solve for x
    x = 152,151,487.22/14,426.35
  6. Step 6: Final answer
    x = 10,546.78

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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.