Home / 14,381.22-21,571.35-4,520.28

Finding the Fourth Proportional to 14,381.22, 21,571.35 and 4,520.28

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Solution

The fourth proportional to 14,381.22, 21,571.35 and 4,520.28 is: 6,780.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,381.22 : 21,571.35 = 4,520.28 : x
  2. Step 2: Convert to fraction form
    14,381.22/21,571.35 = 4,520.28/x
  3. Step 3: Cross multiply
    14,381.22x = 21,571.35 × 4,520.28
  4. Step 4: Simplify right side
    14,381.22x = 97,508,541.98
  5. Step 5: Solve for x
    x = 97,508,541.98/14,381.22
  6. Step 6: Final answer
    x = 6,780.27

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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.