Home / 14,327.50-21,492.46-3,939.26

Finding the Fourth Proportional to 14,327.50, 21,492.46 and 3,939.26

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Solution

The fourth proportional to 14,327.50, 21,492.46 and 3,939.26 is: 5,909.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,327.50 : 21,492.46 = 3,939.26 : x
  2. Step 2: Convert to fraction form
    14,327.50/21,492.46 = 3,939.26/x
  3. Step 3: Cross multiply
    14,327.50x = 21,492.46 × 3,939.26
  4. Step 4: Simplify right side
    14,327.50x = 84,664,387.98
  5. Step 5: Solve for x
    x = 84,664,387.98/14,327.50
  6. Step 6: Final answer
    x = 5,909.22

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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.