Home / 14,381.64-21,574.58-4,517.64

Finding the Fourth Proportional to 14,381.64, 21,574.58 and 4,517.64

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Solution

The fourth proportional to 14,381.64, 21,574.58 and 4,517.64 is: 6,777.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,381.64 : 21,574.58 = 4,517.64 : x
  2. Step 2: Convert to fraction form
    14,381.64/21,574.58 = 4,517.64/x
  3. Step 3: Cross multiply
    14,381.64x = 21,574.58 × 4,517.64
  4. Step 4: Simplify right side
    14,381.64x = 97,466,163.00
  5. Step 5: Solve for x
    x = 97,466,163.00/14,381.64
  6. Step 6: Final answer
    x = 6,777.12

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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.